diff --git a/docs/src/index.md b/docs/src/index.md
index 89c53723..4212fcc1 100644
--- a/docs/src/index.md
+++ b/docs/src/index.md
@@ -38,7 +38,7 @@ structural stability, solubility, and others.
 </center>
 ```
 
-### References
+## References
 
 * L. Martínez, **ComplexMixtures.jl: Investigating the structure of solutions of complex-shaped molecules from a solvent-shell perspective** *J. Mol. Liq.* 117945, 2021.  [[Full Text]](https://doi.org/10.1016/j.molliq.2021.117945)
 
@@ -47,3 +47,4 @@ structural stability, solubility, and others.
   means of minimum-distance distribution functions.** *J. Chem. Theor.
   Comp.* 13, 6358–6372, 2017. [[Full Text]](http://pubs.acs.org/doi/abs/10.1021/acs.jctc.7b00599)
 
+* Presentation about ComplexMixtures.jl and protein-solvent interactions: https://youtu.be/umSRjsITzyA