Jeffery, Clinton L. (2004). "The Icon Language Family". CS 580: Compiler Construction Lecture Notes. Las Cruces NM: New Mexico State University. Archived from the original on September 6, 2006.
Jeffery, Clinton L. (2004). "The Icon Language Family". CS 580: Compiler Construction Lecture Notes. Las Cruces NM: New Mexico State University. Archived from the original on September 6, 2006.