diff --git a/templates/en/about.html.ep b/templates/en/about.html.ep
index dfd15ca..fd2fb7e 100644
--- a/templates/en/about.html.ep
+++ b/templates/en/about.html.ep
@@ -3,7 +3,7 @@
     DeReKoVecs (Fankhauser & Kupietz 2017, 2019; Kupietz et al. 2018) is the new open lab of the Corpus Linguistics group at IDS Mannheim. Similar to the 
     Collocation Database <a href="http://corpora.ids-mannheim.de/">CCDB</a> (Keibel &amp; Belica 2007, Belica 2011), DeReKoVecs serves for investigating and comparing
     of measurements, dimension reduction procedures, visualizations etc., to track down detailed paradigmatic and syntagmatic relations
-    between words based on their use in very large corpora such as the German Reference Corpus DeReKo.
+    between words based on their use in very large corpora such as the German Reference Corpus DeReKo (Kupietz et al. 2010).
 </p>
 <p>
     The models used here are based on an extension of word2vec (Mikolov et al. 2013), wang2vec (Ling et al. 2015) 
@@ -11,7 +11,7 @@
 </p>
 <h3>Disclaimer</h3>
 <p>
-    Please note that  – unlike e.g. <a href="https://comsmas2.ids-mannheim.de/">COSMAS II</a> – we cannot operate DeReKoVecs 
+    Please note that  – unlike e.g. <a href="https://cosmas2.ids-mannheim.de/">COSMAS II</a> – we cannot operate DeReKoVecs 
     as a service with high reliability. DeReKoVecs is only intended as a glass laboratory. 
     Things can change unannounced at any time and even a complete breakdown over a longer period of time cannot be excluded with certainty.
     If you would like to use DeReKoVecs for your own research in the longer term, please contact us.