Alan Ross Anderson, Nuel Belnap. A Simple Treatment of Truth Functions. Journal of Symbolic Logic, 24(4):301-302, 1959.
@article{AndersonB59a, title = {A Simple Treatment of Truth Functions}, author = {Alan Ross Anderson and Nuel Belnap}, year = {1959}, researchr = {https://researchr.org/publication/AndersonB59a}, cites = {0}, citedby = {0}, journal = {Journal of Symbolic Logic}, volume = {24}, number = {4}, pages = {301-302}, }