diff --git a/README.md b/README.md
index 5af31e10..f2628421 100644
--- a/README.md
+++ b/README.md
@@ -31,17 +31,6 @@ Important features are
 
 PK-DB is available at https://pk-db.com
 
-## License
-[[^]](https://github.com/matthiaskoenig/pkdb#pk-db---a-pharmacokinetics-database)
-PK-DB code and documentation is licensed as
-* Source Code: [LGPLv3](http://opensource.org/licenses/LGPL-3.0)
-* Documentation: [CC BY-SA 4.0](http://creativecommons.org/licenses/by-sa/4.0/)
-
-## Funding
-[[^]](https://github.com/matthiaskoenig/pkdb#pk-db---a-pharmacokinetics-database)
-Jan Grzegorzewski and Matthias König are supported by the Federal Ministry of Education and Research (BMBF, Germany)
-within the research network Systems Medicine of the Liver ([LiSyM](http://www.lisym.org/), grant number 031L0054).
-
 ## How to cite
 [[^]](https://github.com/matthiaskoenig/pkdb#pk-db---a-pharmacokinetics-database)
 If you use PK-DB data or the web interface cite
@@ -50,8 +39,24 @@ If you use PK-DB data or the web interface cite
 > Jan Grzegorzewski, Janosch Brandhorst, Dimitra Eleftheriadou, Kathleen Green, Matthias König   
 > bioRxiv 760884; doi: https://doi.org/10.1101/760884 
 
+> Grzegorzewski J, Brandhorst J, Green K, Eleftheriadou D, Duport Y, Barthorscht F, Köller A, Ke DYJ, De Angelis S, König M. 
+> *PK-DB: pharmacokinetics database for individualized and stratified computational modeling*. 
+> Nucleic Acids Res. 2020 Nov 5:gkaa990. doi: [10.1093/nar/gkaa990](https://doi.org/10.1093/nar/gkaa990). Epub ahead of print. PMID: [33151297](https://pubmed.ncbi.nlm.nih.gov/33151297/).
+
 If you use PK-DB code cite in addition 
 
 [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.1406979.svg)](https://doi.org/10.5281/zenodo.1406979)
 
+## License
+[[^]](https://github.com/matthiaskoenig/pkdb#pk-db---a-pharmacokinetics-database)
+PK-DB code and documentation is licensed as
+* Source Code: [LGPLv3](http://opensource.org/licenses/LGPL-3.0)
+* Documentation: [CC BY-SA 4.0](http://creativecommons.org/licenses/by-sa/4.0/)
+
+## Funding
+[[^]](https://github.com/matthiaskoenig/pkdb#pk-db---a-pharmacokinetics-database)
+Jan Grzegorzewski and Matthias König are supported by the Federal Ministry of Education and Research (BMBF, Germany)
+within the research network Systems Medicine of the Liver ([LiSyM](http://www.lisym.org/), grant number 031L0054).
+
+
 © 2017-2020 Jan Grzegorzewski & Matthias König; https://livermetabolism.com.
diff --git a/backend/download_extra/README.md b/backend/download_extra/README.md
index 5af31e10..48c58947 100644
--- a/backend/download_extra/README.md
+++ b/backend/download_extra/README.md
@@ -31,6 +31,18 @@ Important features are
 
 PK-DB is available at https://pk-db.com
 
+## How to cite
+[[^]](https://github.com/matthiaskoenig/pkdb#pk-db---a-pharmacokinetics-database)
+If you use PK-DB data or the web interface cite
+
+> Grzegorzewski J, Brandhorst J, Green K, Eleftheriadou D, Duport Y, Barthorscht F, Köller A, Ke DYJ, De Angelis S, König M. 
+> *PK-DB: pharmacokinetics database for individualized and stratified computational modeling*. 
+> Nucleic Acids Res. 2020 Nov 5:gkaa990. doi: [10.1093/nar/gkaa990](https://doi.org/10.1093/nar/gkaa990). Epub ahead of print. PMID: [33151297](https://pubmed.ncbi.nlm.nih.gov/33151297/).
+
+If you use PK-DB code cite in addition 
+
+[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.1406979.svg)](https://doi.org/10.5281/zenodo.1406979)
+
 ## License
 [[^]](https://github.com/matthiaskoenig/pkdb#pk-db---a-pharmacokinetics-database)
 PK-DB code and documentation is licensed as
@@ -42,16 +54,5 @@ PK-DB code and documentation is licensed as
 Jan Grzegorzewski and Matthias König are supported by the Federal Ministry of Education and Research (BMBF, Germany)
 within the research network Systems Medicine of the Liver ([LiSyM](http://www.lisym.org/), grant number 031L0054).
 
-## How to cite
-[[^]](https://github.com/matthiaskoenig/pkdb#pk-db---a-pharmacokinetics-database)
-If you use PK-DB data or the web interface cite
-
-> *PK-DB: PharmacoKinetics DataBase for Individualized and Stratified Computational Modeling*  
-> Jan Grzegorzewski, Janosch Brandhorst, Dimitra Eleftheriadou, Kathleen Green, Matthias König   
-> bioRxiv 760884; doi: https://doi.org/10.1101/760884 
-
-If you use PK-DB code cite in addition 
-
-[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.1406979.svg)](https://doi.org/10.5281/zenodo.1406979)
 
 © 2017-2020 Jan Grzegorzewski & Matthias König; https://livermetabolism.com.
diff --git a/backend/pkdb_app/_version.py b/backend/pkdb_app/_version.py
index ec4dbea7..9f65c118 100644
--- a/backend/pkdb_app/_version.py
+++ b/backend/pkdb_app/_version.py
@@ -1,4 +1,4 @@
 """
 Definition of version string.
 """
-__version__ = "0.9.3"
+__version__ = "0.9.4"
diff --git a/frontend/src/components/Home.vue b/frontend/src/components/Home.vue
index 334678ff..b6259c74 100644
--- a/frontend/src/components/Home.vue
+++ b/frontend/src/components/Home.vue
@@ -15,6 +15,26 @@
               pharmacokinetics data enriched with the required meta-information for computational modeling and data integration.
             </p>
 
+          <v-row align="center" justify="center">
+            <v-col lg="1">
+              <a href="https://doi.org/10.1093/nar/gkaa990"  target="_blank">
+                <v-badge
+                    color="green"
+                    content="new"
+                >
+                  <v-icon color="black">
+                    fas fa-file-alt
+                  </v-icon>
+                </v-badge>
+              </a>
+            </v-col>
+            <v-col lg="11">
+              <b>PK-DB: pharmacokinetics database for individualized and stratified computational modeling</b><br/>
+              <i>Grzegorzewski J, Brandhorst J, Green K, Eleftheriadou D, Duport Y, Barthorscht F, Köller A, Ke DYJ, De Angelis S, König M.</i><br/>
+              Nucleic Acids Res. 2020 Nov 5:gkaa990. doi: <a href="https://doi.org/10.1093/nar/gkaa990">10.1093/nar/gkaa990</a>. Epub ahead of print. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/33151297/">33151297</a>
+            </v-col>
+          </v-row>
+
             <h2>Data</h2>
 
             <p align="justify">
diff --git a/frontend/src/components/home/About.vue b/frontend/src/components/home/About.vue
index 52b95a5d..676b4a8b 100644
--- a/frontend/src/components/home/About.vue
+++ b/frontend/src/components/home/About.vue
@@ -34,9 +34,10 @@
 
     <h3>How to cite</h3>
     <p>
-      <i>PK-DB: PharmacoKinetics DataBase for Individualized and Stratified Computational Modeling</i><br/>
-      Jan Grzegorzewski, Janosch Brandhorst, Dimitra Eleftheriadou, Kathleen Green, Matthias König<br/>
+      <i>PK-DB: pharmacokinetics database for individualized and stratified computational modeling</i><br/>
+      Grzegorzewski J, Brandhorst J, Green K, Eleftheriadou D, Duport Y, Barthorscht F, Köller A, Ke DYJ, De Angelis S, König M.<br/>
       bioRxiv 760884; doi: <a href="https://doi.org/10.1101/760884">https://doi.org/10.1101/760884</a>
+      Nucleic Acids Res. 2020 Nov 5:gkaa990. doi: <a href="https://doi.org/10.1093/nar/gkaa990">10.1093/nar/gkaa990</a>. Epub ahead of print. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/33151297/">33151297</a>
     </p>
 
     <h3>Licensing</h3>
diff --git a/release-notes/0.9.4.md b/release-notes/0.9.4.md
index 5c2b6ac1..64ec16be 100644
--- a/release-notes/0.9.4.md
+++ b/release-notes/0.9.4.md
@@ -1,9 +1,11 @@
 # Release notes for pkdb 0.9.4
 
 ## New features
+- updated publication information
 
 ## Fixes
+- multiple fixes in serializers
+- bugfixes in download and speedup
 - bugfix groups and individuals JSON button (#660)
 - security bugfix django (#665)
 
-## Deprecated features