Mack W. Alford. Software requirements in the 80's. In Charles L. Bradshaw, Gordon R. Sherman, editors, Proceedings of the ACM 1980 Annual Conference, Nashville, Tennessee, USA, October, 27-29, 1980. pages 342-349, ACM, 1980. [doi]
@inproceedings{Alford80, title = {Software requirements in the 80's}, author = {Mack W. Alford}, year = {1980}, doi = {10.1145/800176.809989}, url = {http://doi.acm.org/10.1145/800176.809989}, researchr = {https://researchr.org/publication/Alford80}, cites = {0}, citedby = {0}, pages = {342-349}, booktitle = {Proceedings of the ACM 1980 Annual Conference, Nashville, Tennessee, USA, October, 27-29, 1980}, editor = {Charles L. Bradshaw and Gordon R. Sherman}, publisher = {ACM}, isbn = {0-89791-028-1}, }