diff --git a/README.md b/README.md
index ede81b2..dbf17ec 100644
--- a/README.md
+++ b/README.md
@@ -18,11 +18,11 @@ C++ string and vector class:
 C++ lectures and tutorials: 
 
 * https://ocw.mit.edu/courses/6-087-practical-programming-in-c-january-iap-2010/
-* https://ocw.mit.edu/courses/6-096-introduction-to-c-january-iap-2011/
+* https://ocw.mit.edu/courses/6-096-introduction-to-c-january-iap-2011/ (in particular lectures 6, 7, and 8)
 * https://www.tutorialspoint.com/cplusplus/index.htm
 
 Git services (for own repositories):
 
-* https://gitlab.com
+* https://gitlab.com (prefered)
 * https://github.com
 * https://bitbucket.org
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