diff --git a/sci-publications/src/main/java/org/scientificcms/publications/JournalRepository.java b/sci-publications/src/main/java/org/scientificcms/publications/JournalRepository.java
index 8e443eb..92ccb82 100644
--- a/sci-publications/src/main/java/org/scientificcms/publications/JournalRepository.java
+++ b/sci-publications/src/main/java/org/scientificcms/publications/JournalRepository.java
@@ -11,6 +11,7 @@ import java.util.List;
 import java.util.Optional;
 import java.util.UUID;
 
+import javax.enterprise.context.RequestScoped;
 import javax.persistence.NoResultException;
 import javax.transaction.Transactional;
 
@@ -18,6 +19,7 @@ import javax.transaction.Transactional;
  *
  * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
+@RequestScoped
 public class JournalRepository extends AbstractEntityRepository<Long, Journal> {
 
     private static final long serialVersionUID = 1L;
diff --git a/sci-types-project/src/main/java/com/arsdigita/cms/contenttypes/ui/SciProjectController.java b/sci-types-project/src/main/java/com/arsdigita/cms/contenttypes/ui/SciProjectController.java
index 6cfcdf9..4f3ff69 100644
--- a/sci-types-project/src/main/java/com/arsdigita/cms/contenttypes/ui/SciProjectController.java
+++ b/sci-types-project/src/main/java/com/arsdigita/cms/contenttypes/ui/SciProjectController.java
@@ -13,6 +13,7 @@ import org.librecms.assets.Organization;
 import org.librecms.assets.Person;
 import org.librecms.assets.PersonRepository;
 import org.librecms.contentsection.AssetRepository;
+import org.librecms.contentsection.ContentItemRepository;
 import org.scientificcms.contenttypes.sciproject.Contact;
 import org.scientificcms.contenttypes.sciproject.Membership;
 import org.scientificcms.contenttypes.sciproject.MembershipStatus;
@@ -69,6 +70,9 @@ class SciProjectController {
     @Inject
     private ConfigurationManager confManager;
 
+    @Inject
+    private ContentItemRepository contentItemRepository;
+    
     @Inject
     private ContactableEntityRepository contactableRepository;
 
@@ -100,7 +104,7 @@ class SciProjectController {
     @Transactional(Transactional.TxType.REQUIRED)
     public List<Map<String, Object>> getContacts(final long forProjectId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(forProjectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -131,7 +135,7 @@ class SciProjectController {
     public Optional<Contact> findContact(final long projectId,
                                          final Object key) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -153,7 +157,7 @@ class SciProjectController {
                            final long contactableId,
                            final String contactType) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -175,7 +179,7 @@ class SciProjectController {
                                   final long contactableId,
                                   final String contactType) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -199,14 +203,14 @@ class SciProjectController {
 
             contact.get().setContactType(contactType);
 
-            projectRepository.save(project);
+            contentItemRepository.save(project);
         }
     }
 
     @Transactional(Transactional.TxType.REQUIRED)
     public void removeContact(final long projectId, final long contactId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -230,7 +234,7 @@ class SciProjectController {
     public void swapWithPreviousContact(final long projectId,
                                         final long contactId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -258,7 +262,7 @@ class SciProjectController {
             contact.setOrder(prevOrder);
             prevContact.setOrder(order);
 
-            projectRepository.save(project);
+            contentItemRepository.save(project);
         }
     }
 
@@ -266,7 +270,7 @@ class SciProjectController {
     public void swapWithNextContact(final long projectId,
                                     final long contactId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -294,7 +298,7 @@ class SciProjectController {
             contact.setOrder(nextOrder);
             nextContact.setOrder(order);
 
-            projectRepository.save(project);
+            contentItemRepository.save(project);
         }
     }
 
@@ -302,7 +306,7 @@ class SciProjectController {
     public boolean hasContact(final long projectId,
                               final long contactableId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -325,7 +329,7 @@ class SciProjectController {
     @Transactional(Transactional.TxType.REQUIRED)
     public List<Map<String, Object>> getMembers(final long projectId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -366,7 +370,7 @@ class SciProjectController {
     public Optional<Membership> findMembership(final long projectId,
                                                final Object key) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -389,7 +393,7 @@ class SciProjectController {
                           final String role,
                           final String status) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -419,7 +423,7 @@ class SciProjectController {
                                  final String role,
                                  final String status) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -451,14 +455,14 @@ class SciProjectController {
             membership.get().setRole(role);
             membership.get().setStatus(membershipStatus);
 
-            projectRepository.save(project);
+            contentItemRepository.save(project);
         }
     }
 
     @Transactional(Transactional.TxType.REQUIRED)
     public void removeMember(final long projectId, final long membershipId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -480,7 +484,7 @@ class SciProjectController {
     @Transactional(Transactional.TxType.REQUIRED)
     public boolean hasMember(final long projectId, final long memberId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -508,7 +512,7 @@ class SciProjectController {
                                   final String descriptionText,
                                   final Locale language) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -520,14 +524,14 @@ class SciProjectController {
         desc.addValue(Objects.requireNonNull(language),
                       descriptionText);
 
-        projectRepository.save(project);
+        contentItemRepository.save(project);
     }
 
     @Transactional(Transactional.TxType.REQUIRED)
     public Optional<Sponsoring> findSponsoring(final long projectId,
                                                final Object key) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -547,7 +551,7 @@ class SciProjectController {
     @Transactional(Transactional.TxType.REQUIRED)
     public List<Map<String, Object>> getSponsors(final long forProjectId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(forProjectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -579,7 +583,7 @@ class SciProjectController {
                            final long sponsorId,
                            final String withFundingCode) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -597,7 +601,7 @@ class SciProjectController {
 
     public void removeSponsor(final long projectId, final long sponsoringId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -619,7 +623,7 @@ class SciProjectController {
 
     public boolean hasSponsor(final long projectId, final long sponsorId) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -643,7 +647,7 @@ class SciProjectController {
                                   final long sponsorId,
                                   final String fundingCode) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -663,14 +667,14 @@ class SciProjectController {
 
             final Sponsoring sponsoring = result.get();
             sponsoring.setFundingCode(fundingCode);
-            projectRepository.save(project);
+            contentItemRepository.save(project);
         }
     }
 
     @Transactional(Transactional.TxType.REQUIRED)
     public void swapWithPrevSponsoring(final long projectId,
                                        final long sponsoringId) {
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -698,14 +702,14 @@ class SciProjectController {
             sponsoring.setOrder(prevOrder);
             prevSponsoring.setOrder(order);
 
-            projectRepository.save(project);
+            contentItemRepository.save(project);
         }
     }
 
     @Transactional(Transactional.TxType.REQUIRED)
     public void swapWithNextSponsoring(final long projectId,
                                        final long sponsoringId) {
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -733,7 +737,7 @@ class SciProjectController {
             sponsoring.setOrder(nextOrder);
             nextSponsoring.setOrder(order);
 
-            projectRepository.save(project);
+            contentItemRepository.save(project);
         }
     }
 
@@ -742,7 +746,7 @@ class SciProjectController {
                                   final Locale locale,
                                   final Map<String, Object> data) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -765,7 +769,7 @@ class SciProjectController {
             project.getFundingVolume().addValue(locale, volume);
         }
 
-        projectRepository.save(project);
+        contentItemRepository.save(project);
     }
 
     @Transactional(Transactional.TxType.REQUIRED)
@@ -773,7 +777,7 @@ class SciProjectController {
                      final Locale selectedLocale,
                      final Map<String, Object> data) {
 
-        final SciProject project = projectRepository
+        final SciProject project = contentItemRepository
             .findById(projectId, SciProject.class)
             .orElseThrow(
                 () -> new IllegalArgumentException(
@@ -795,7 +799,7 @@ class SciProjectController {
         project.setEnd(endDate);
         project.getShortDescription().addValue(selectedLocale, shortDesc);
 
-        projectRepository.save(project);
+        contentItemRepository.save(project);
     }
 
     private boolean filterContact(final Contact contact,
diff --git a/sci-types-project/src/main/java/org/scientificcms/contenttypes/sciproject/SciProjectMananger.java b/sci-types-project/src/main/java/org/scientificcms/contenttypes/sciproject/SciProjectMananger.java
index 31612d7..f256a1d 100644
--- a/sci-types-project/src/main/java/org/scientificcms/contenttypes/sciproject/SciProjectMananger.java
+++ b/sci-types-project/src/main/java/org/scientificcms/contenttypes/sciproject/SciProjectMananger.java
@@ -8,6 +8,7 @@ package org.scientificcms.contenttypes.sciproject;
 import org.librecms.assets.ContactableEntity;
 import org.librecms.assets.Organization;
 import org.librecms.assets.Person;
+import org.librecms.contentsection.ContentItemRepository;
 
 import java.io.Serializable;
 import java.util.Objects;
@@ -26,6 +27,9 @@ public class SciProjectMananger implements Serializable {
 
     private static final long serialVersionUID = 1L;
 
+    @Inject
+    private ContentItemRepository contentItemRepository;
+    
     @Inject
     private SciProjectRepository sciProjectRepository;
 
@@ -47,7 +51,7 @@ public class SciProjectMananger implements Serializable {
 
         toProject.addContact(contact);
 
-        sciProjectRepository.save(toProject);
+        contentItemRepository.save(toProject);
     }
 
     @Transactional(Transactional.TxType.REQUIRED)
@@ -70,7 +74,7 @@ public class SciProjectMananger implements Serializable {
         if (result.isPresent()) {
             final Contact remove = result.get();
             fromProject.removeContact(remove);
-            sciProjectRepository.save(fromProject);
+            contentItemRepository.save(fromProject);
         }
     }
 
@@ -97,7 +101,7 @@ public class SciProjectMananger implements Serializable {
 
         toProject.addMember(membership);
 
-        sciProjectRepository.save(toProject);
+        contentItemRepository.save(toProject);
     }
 
     @Transactional(Transactional.TxType.REQUIRED)
@@ -124,7 +128,7 @@ public class SciProjectMananger implements Serializable {
         if (result.isPresent()) {
             final Membership remove = result.get();
             fromProject.removeMembership(remove);
-            sciProjectRepository.save(fromProject);
+            contentItemRepository.save(fromProject);
         }
     }
 
@@ -145,7 +149,7 @@ public class SciProjectMananger implements Serializable {
 
         toProject.addSponsor(sponsoring);
 
-        sciProjectRepository.save(toProject);
+        contentItemRepository.save(toProject);
     }
 
     @Transactional(Transactional.TxType.REQUIRED)
@@ -165,7 +169,7 @@ public class SciProjectMananger implements Serializable {
         if (result.isPresent()) {
             final Sponsoring sponsoring = result.get();
             fromProject.removeSponsor(sponsoring);
-            sciProjectRepository.save(fromProject);
+            contentItemRepository.save(fromProject);
         }
     }
 
diff --git a/sci-types-project/src/main/java/org/scientificcms/contenttypes/sciproject/SciProjectRepository.java b/sci-types-project/src/main/java/org/scientificcms/contenttypes/sciproject/SciProjectRepository.java
index b5a2fd0..030a9b1 100644
--- a/sci-types-project/src/main/java/org/scientificcms/contenttypes/sciproject/SciProjectRepository.java
+++ b/sci-types-project/src/main/java/org/scientificcms/contenttypes/sciproject/SciProjectRepository.java
@@ -8,25 +8,37 @@ package org.scientificcms.contenttypes.sciproject;
 import org.librecms.assets.Person;
 import org.librecms.contentsection.ContentItemRepository;
 
+import java.io.Serializable;
 import java.time.LocalDate;
 import java.util.List;
+import java.util.Optional;
 
 import javax.enterprise.context.RequestScoped;
+import javax.inject.Inject;
+import javax.persistence.EntityManager;
 import javax.transaction.Transactional;
 
 /**
+ * Repository providing queries for retrieving {@link SciProject} items.
+ *
+ * This repository does not provide method for saving or deleting
+ * {@link SciProject} items. Please use the {@link ContentItemRepository} to
+ * save or delete {@link SciProject} items.
  *
  * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
  */
 @RequestScoped
-public class SciProjectRepository extends ContentItemRepository {
+public class SciProjectRepository implements Serializable {
 
     private static final long serialVersionUID = 1L;
 
+    @Inject
+    private EntityManager entityManager;
+
     @Transactional(Transactional.TxType.REQUIRED)
     public List<SciProject> findWhereBeginIsBefore(final LocalDate date) {
 
-        return getEntityManager()
+        return entityManager
             .createNamedQuery("SciProject.findWhereBeginIsBefore",
                               SciProject.class)
             .setParameter("date", date)
@@ -37,7 +49,7 @@ public class SciProjectRepository extends ContentItemRepository {
     @Transactional(Transactional.TxType.REQUIRED)
     public List<SciProject> findWhereBeginIs(final LocalDate date) {
 
-        return getEntityManager()
+        return entityManager
             .createNamedQuery("SciProject.findWhereBeginIs", SciProject.class)
             .setParameter("date", date)
             .getResultList();
@@ -46,7 +58,7 @@ public class SciProjectRepository extends ContentItemRepository {
     @Transactional(Transactional.TxType.REQUIRED)
     public List<SciProject> findWhereBeginIsAfter(final LocalDate date) {
 
-        return getEntityManager()
+        return entityManager
             .createNamedQuery("SciProject.findWhereBeginIsAfter",
                               SciProject.class)
             .setParameter("date", date)
@@ -56,7 +68,7 @@ public class SciProjectRepository extends ContentItemRepository {
     @Transactional(Transactional.TxType.REQUIRED)
     public List<SciProject> findWhereEndIsBefore(final LocalDate date) {
 
-        return getEntityManager()
+        return entityManager
             .createNamedQuery("SciProject.findWhereEndIsBefore",
                               SciProject.class)
             .setParameter("date", date)
@@ -65,7 +77,7 @@ public class SciProjectRepository extends ContentItemRepository {
 
     @Transactional(Transactional.TxType.REQUIRED)
     public List<SciProject> findWhereEndIs(final LocalDate date) {
-        return getEntityManager()
+        return entityManager
             .createNamedQuery("SciProject.findWhereEndIs",
                               SciProject.class)
             .setParameter("date", date)
@@ -75,7 +87,7 @@ public class SciProjectRepository extends ContentItemRepository {
     @Transactional(Transactional.TxType.REQUIRED)
     public List<SciProject> findWhereEndIsAfter(final LocalDate date) {
 
-        return getEntityManager()
+        return entityManager
             .createNamedQuery("SciProject.findWhereEndIsAfter",
                               SciProject.class)
             .setParameter("date", date)
@@ -85,7 +97,7 @@ public class SciProjectRepository extends ContentItemRepository {
     @Transactional(Transactional.TxType.REQUIRED)
     public List<SciProject> findByMember(final Person member) {
 
-        return getEntityManager()
+        return entityManager
             .createNamedQuery("SciProject.findByMember", SciProject.class)
             .setParameter("member", member)
             .getResultList();