John K. Lyon. What is a Data Base (Tutorial from ACM 1972). SIGMOD Record, 5(1):44-62, 1973. [doi]
@article{Lyon73, title = {What is a Data Base (Tutorial from ACM 1972)}, author = {John K. Lyon}, year = {1973}, doi = {10.1145/983055.983058}, url = {http://doi.acm.org/10.1145/983055.983058}, tags = {rule-based, data-flow}, researchr = {https://researchr.org/publication/Lyon73}, cites = {0}, citedby = {0}, journal = {SIGMOD Record}, volume = {5}, number = {1}, pages = {44-62}, }