1. ADD-Lib. http://add-lib.scce.info
2. ADD-Lib LDE Case Study. http://add-lib.scce.info/language-driven-engineering-case-study
3. Eclipse Layout Kernel. http://www.eclipse.org/elk/ . Accessed 23 Mar 2018
4. Epsilon. http://www.eclipse.org/epsilon/ . Accessed 10 Apr 2018
5. Epsilon EuGENia. http://www.eclipse.org/epsilon/doc/eugenia/ . Accessed 10 Apr 2018