additional reference links

README.md

 This project contains original assets, presentations and source code for MV3500 Networked Graphics course.
 
-
-References:
+Key course sites:
 * [NPS CLE Sakai site](https://cle.nps.edu) for MV3500 course
-* [Netbeans](http://www.netbeans.org)
+* [NPS GitLab site: NetworkedGraphicsMV3500](https://gitlab.nps.edu/Savage/NetworkedGraphicsMV3500)
+
+References and Resources:
 * [GitLab Flavored Markdown (GFM)](https://docs.gitlab.com/ee/user/markdown.html)
+* [Java SE JDK 8 download](http://www.oracle.com/technetwork/java/javase/downloads/index.html) (not JDK 9)
+* [Netbeans](http://www.netbeans.org) and [Using Git Support in NetBeans IDE](https://netbeans.org/kb/docs/ide/git.html)
+** [Video of Cloning a Git Repository Using NetBeans IDE](https://netbeans.org/kb/docs/ide/git_nb_ssh_screencast.html)
+* [Open-DIS Repository](https://github.com/open-dis) and [Distributed Interactive Simulation: The Missing Handbook](https://github.com/open-dis/DISTutorial/blob/master/README.md)
+* [Savage Developers Guide](https://savage.nps.edu/Savage/developers.html) resources for [DIS](https://savage.nps.edu/Savage/developers.html#DIS)