diff --git a/src/docs/parts/research/research.tex b/src/docs/parts/research/research.tex
index 2f5c63f..2b1de53 100644
--- a/src/docs/parts/research/research.tex
+++ b/src/docs/parts/research/research.tex
@@ -14,7 +14,7 @@
 \section{Package Repositories}
 
 
-\chapter{Available Package Managers}
+\chapter{Available Package Managers (and Build Managers)}
 
 \section{Portage}
 
@@ -39,6 +39,14 @@ Spack (\url{https://github.com/LLNL/spack}) is a package manager written in Pyth
     }
 \end{description}
 
+
+\section{bazel}
+
+In case the dependency tree includes different versions of the same project, only one of them can be included in the WORKSPACE.
+This potentially breaks compatibility for the projects that depend on a different version of the dependency.
+
+% TODO: cite source https://www.bazel.io/versions/master/docs/external.html#transitive-dependencies
+
 \chapter{Languages Used For Packaging}
 
 \section{Guile Scheme}
@@ -49,3 +57,4 @@ Guile implements Scheme and extends it with new features.
 
 
 UX: \url{https://logicgrimoire.wordpress.com/2012/08/25/a-first-guile-script}
+