1. ASIS documents are available electronically on the World Wide Web: http://www.acm.org/sigada/WG/asiswg/asiswg.html or by anonymous ftp: sw-eng.falls-church.va.us/public/AdaIC/work-grp/asiswg
2. E. Schonberg, B. Banner: The GNAT Project: A GNU-Ada 9X Compiler. Ada Europe News, March 1995, No 20. pp. 10–19.
3. S. Rybin, A. Strohmeier, E. Zueff: ASIS for GNAT: Goals, Problems and Implementation Strategy. In Marcel Toussaint (Ed.), Second International Eurospace — Ada-Europe Symposium Proceedings, LNCS no 1031, Springer, pp. 139–151.
4. -: Ada 95 Reference Manual. Intermetrics Inc., Feb 15, 1995 (ISO/ IEC 8652:1995)
5. R. Dewar: The GNAT Compilation Model. Ada Europe News, March 1995, No 20. pp. 20–23.