Source : Free On-Line Dictionary of Computing

CGOL
     
        A package providing {ALGOL}-like surface syntax for {MACLISP}
        written by V.R. Pratt in 1977.
     
        {(ftp://mc.lcs.mit.edu/its/ai/lisp/cgol.fasl)}.
     
        ["CGOL - An Alternative Exetrnal Representation for LISP
        Users", V.  Pratt, MIT AI Lab, Working Paper 89, 1976].