Sphinx C-- - Michael Shecker modification of the Sphinx C--language with set of examples. - http://c--sphinx.narod.ru/indexe.htm
Open SPHiNX C-- Project - A language midway between C and assembly language. - http://sourceforge.net/projects/c--/
SPHiNX C-- - User page: brief description and praise, software downloads, documentation. By Toren Kelley Smith. - http://www.cs.utexas.edu/users/tbone/c--/
C-- - Problem: C was designed as a programming language, not as a compiler target language. C is suboptimal in the latter role. The Need: define a language designed as a portable target (assembly) language; replace C as target language used by compiler writers. - http://www.cminusminus.org/