References.md

@@ -21,6 +21,8 @@
 
 - Steinberg, Dave, ed. EMF: Eclipse Modeling Framework. 2nd ed., Rev. and updated. The Eclipse Series. Upper Saddle River, NJ: Addison-Wesley, 2009.
 
+- Dimitris Kolovos, Louis Rose, Antonio García-Domínguez, Richard Paige. The Epsilon Book. 2016. http://www.eclipse.org/epsilon/doc/book/
+
 
 # Papers