Adams, J. C., & Rotar, P. A. (1972). Ascent Reference Manual (No. NCAR/TN-89+STR). University Corporation for Atmospheric Research. doi:10.5065/D6NG4NJ6
A reference manual edited from Control Data Corporation���s copyrighted publications, with Control Data Corporation's written permission for the 6600 and 7600 computer and includes ASCENT language.