added references

app.py

@@ -309,9 +309,17 @@ def main():
         st.markdown("# Machine-Based Item Desirability Ratings")        
         
     st.markdown("""
-        This web application showcases the process of obtaining item desirability ratings using natural language processing (AI), accompanying the paper *"Expanding the Methodological Toolbox: Machine-Based Item Desirability Ratings as an Alternative to Human-Based Ratings"*.
+        This web application showcases the process of obtaining item desirability ratings using natural language processing (AI), accompanying the paper "Expanding the Methodological Toolbox: Machine-Based Item Desirability Ratings as an Alternative to Human-Based Ratings".
+        
+        📖 Paper: https://doi.org/10.1016/j.paid.2023.112307
+        
+        📋 Preprint: https://psyarxiv.com/7bpeq
+
+        💾 Data: https://osf.io/67mkz/
+
+        🖊️ Cite:<br> Hommel, B. E. (2023). Expanding the methodological toolbox: Machine-based item desirability ratings as an alternative to human-based ratings. Personality and Individual Differences, 213, 112307. https://doi.org/10.1016/j.paid.2023.112307
+        
         
-        *Hommel, B. E. (2023). Expanding the methodological toolbox: Machine-based item desirability ratings as an alternative to human-based ratings. Personality and Individual Differences, 213, 112307. https://doi.org/10.1016/j.paid.2023.112307*        
 
         The web application is maintained by [magnolia psychometrics](https://www.magnolia-psychometrics.com/).
     """, unsafe_allow_html=True)