John W. Lloyd, Rodney W. Topor. Making Prolog more Expressive. Journal of Logic and Algebraic Programming, 1(3):225-240, 1984.
@article{LloydT84, title = {Making Prolog more Expressive}, author = {John W. Lloyd and Rodney W. Topor}, year = {1984}, tags = {Prolog}, researchr = {https://researchr.org/publication/LloydT84}, cites = {0}, citedby = {0}, journal = {Journal of Logic and Algebraic Programming}, volume = {1}, number = {3}, pages = {225-240}, }