docs: Adding references to the new TR

Change-Id: I5235462cad6f01751bcd5141b2c3e14585d5baf3
diff --git a/docs/source/tutorial.rst b/docs/source/tutorial.rst
index 9b777eb..c7b9dbe 100644
--- a/docs/source/tutorial.rst
+++ b/docs/source/tutorial.rst
@@ -43,7 +43,9 @@
 
 -------
 
-If you refer to ndnSIM in a published work, please cite the following paper, not just the ndnSIM website. Thank you!
-    **A. Afanasyev, I. Moiseenko, and L. Zhang, "ndnSIM: NDN simulator for NS-3," NDN, Technical Report NDN-0005, 2012** (`BibTex <http://lasr.cs.ucla.edu/afanasyev/bibwiki/bibtex/367>`_)
+If you refer to ndnSIM in a published work, please cite the following papers, not just the ndnSIM website. Thank you!
+    **S. Mastorakis, A. Afanasyev, I. Moiseenko, and L. Zhang, "ndnSIM 2.0: A new version of the NDN simulator for NS-3," NDN, Technical Report NDN-0028, 2015** (`PDF <http://named-data.net/techreport/ndn-0028-1-ndnsim-v2.pdf>`_, `BibTex <http://lasr.cs.ucla.edu/afanasyev/bibwiki/bibtex/399>`_)
+
+    **A. Afanasyev, I. Moiseenko, and L. Zhang, "ndnSIM: NDN simulator for NS-3," NDN, Technical Report NDN-0005, 2012** (`PDF <http://named-data.net/wp-content/uploads/TRndnsim.pdf>`_, `BibTex <http://lasr.cs.ucla.edu/afanasyev/bibwiki/bibtex/367>`_)
 
 .. * :ref:`search`