1 files changed, 2 insertions, 0 deletions
diff --git a/README.rst b/README.rst
index 658f584..10159d4 100644
--- a/README.rst
+++ b/README.rst
@@ -81,6 +81,8 @@ Since there is no publically available specification of how .NET viewstate is en
 
 - https://github.com/mutantzombie/JavaScript-ViewState-Parser
 - http://viewstatedecoder.azurewebsites.net/
+- https://referencesource.microsoft.com/#System.Web/UI/ObjectStateFormatter.cs,45
+- https://msdn.microsoft.com/en-us/library/ms972976.aspx
 
 Any official documents would be gladly accepted to help improve the parsing logic.