Saul Gorn. Twelve-row punched-card code for information interchange. Communications of the ACM, 9(6):450-459, 1966. [doi]
@article{Gorn66c,
title = {Twelve-row punched-card code for information interchange},
author = {Saul Gorn},
year = {1966},
doi = {10.1145/365696.365718},
url = {http://doi.acm.org/10.1145/365696.365718},
researchr = {https://researchr.org/publication/Gorn66c},
cites = {0},
citedby = {0},
journal = {Communications of the ACM},
volume = {9},
number = {6},
pages = {450-459},
}