Z. Renbao, X. Ling, R. Zhaoyang. The computer algebra system CAS1 for the IBM-PC. In Bruce W. Char, editor, SYMSAC 1986, Proceedings of the Symposium on Symbolic and Algebraic Manipulation, Waterloo, Ontario, Canada, July 21-23, 1986. pages 176-178, ACM, 1986. [doi]
Abstract is missing.