Melvin Fitting. An Embedding of Classical Logic in S4. Journal of Symbolic Logic, 35(4):529-534, 1970.
@article{Fitting70,
title = {An Embedding of Classical Logic in S4},
author = {Melvin Fitting},
year = {1970},
tags = {logic},
researchr = {https://researchr.org/publication/Fitting70},
cites = {0},
citedby = {0},
journal = {Journal of Symbolic Logic},
volume = {35},
number = {4},
pages = {529-534},
}