Frank Fox. A note on a consistency proof. Notre Dame Journal of Formal Logic, 15(1):176, 1974. [doi]
@article{Fox74,
title = {A note on a consistency proof},
author = {Frank Fox},
year = {1974},
doi = {10.1305/ndjfl/1093891214},
url = {http://dx.doi.org/10.1305/ndjfl/1093891214},
researchr = {https://researchr.org/publication/Fox74},
cites = {0},
citedby = {0},
journal = {Notre Dame Journal of Formal Logic},
volume = {15},
number = {1},
pages = {176},
}