Guy de Chastellier, Alain Colmerauer. W-grammar. In Solomon L. Pollack, Thomas R. Dines, Ward C. Sangren, Norman R. Nielsen, William G. Gerkin, Alfred E. Corduan, Len Nowak, James L. Mueller, Joseph Horner III, Pasteur S. T. Yuen, Jeffery Stein, Margaret M. Mueller, editors, Proceedings of the 24th national conference, ACM 1969, USA, 1969. pages 511-518, ACM, 1969. [doi]
Abstract is missing.