Ashok K. Chandra. Theory of Database Queries. In Proceedings of the Seventh ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, March 21-23, 1988, Austin, Texas. pages 1-9, ACM, 1988. [doi]
@inproceedings{Chandra88, title = {Theory of Database Queries}, author = {Ashok K. Chandra}, year = {1988}, doi = {10.1145/308386.308396}, url = {http://doi.acm.org/10.1145/308386.308396}, tags = {database}, researchr = {https://researchr.org/publication/Chandra88}, cites = {0}, citedby = {0}, pages = {1-9}, booktitle = {Proceedings of the Seventh ACM SIGACT-SIGMOD-SIGART Symposium on Principles of Database Systems, March 21-23, 1988, Austin, Texas}, publisher = {ACM}, isbn = {0-89791-263-2}, }