Mayer D. Schwartz, Dorothy E. Denning, Peter J. Denning. Linear Queries in Statistical Databases. ACM Trans. Database Syst., 4(2):156-167, 1979. [doi]
@article{Schwartz79:1,
title = {Linear Queries in Statistical Databases},
author = {Mayer D. Schwartz and Dorothy E. Denning and Peter J. Denning},
year = {1979},
doi = {10.1145/320071.320073},
url = {http://doi.acm.org/10.1145/320071.320073},
tags = {e-science},
researchr = {https://researchr.org/publication/Schwartz79%3A1},
cites = {0},
citedby = {0},
journal = {ACM Trans. Database Syst.},
volume = {4},
number = {2},
pages = {156-167},
}