George T. Ligler. The assignment axiom and programming language design. In John A. Gosden, Olin G. Johnson, editors, Proceedings of the 1976 Annual Conference, Houston, Texas, USA, October 20-22, 1976. pages 2-6, ACM, 1976. [doi]
@inproceedings{Ligler76, title = {The assignment axiom and programming language design}, author = {George T. Ligler}, year = {1976}, doi = {10.1145/800191.805513}, url = {http://doi.acm.org/10.1145/800191.805513}, researchr = {https://researchr.org/publication/Ligler76}, cites = {0}, citedby = {0}, pages = {2-6}, booktitle = {Proceedings of the 1976 Annual Conference, Houston, Texas, USA, October 20-22, 1976}, editor = {John A. Gosden and Olin G. Johnson}, publisher = {ACM}, }