L. Cohn. Letter. SIGMOD Record, 6(3):45, 1974. [doi]
@article{Cohn74,
title = {Letter},
author = {L. Cohn},
year = {1974},
researchr = {https://researchr.org/publication/Cohn74},
cites = {0},
citedby = {0},
journal = {SIGMOD Record},
volume = {6},
number = {3},
pages = {45},
}