Se June Hong, Daniel L. Ostapko. On Complementation of Boolean Functions. IEEE Transactions on Computers, 21(9):1022, 1972. [doi]
@article{HongO72,
title = {On Complementation of Boolean Functions},
author = {Se June Hong and Daniel L. Ostapko},
year = {1972},
doi = {10.1109/TC.1972.5009083},
url = {http://doi.ieeecomputersociety.org/10.1109/TC.1972.5009083},
researchr = {https://researchr.org/publication/HongO72},
cites = {0},
citedby = {0},
journal = {IEEE Transactions on Computers},
volume = {21},
number = {9},
pages = {1022},
}