John P. Burgess. Axioms for tense logic. II. Time periods. Notre Dame Journal of Formal Logic, 23(4):375-383, 1982. [doi]
@article{Burgess82a,
title = {Axioms for tense logic. II. Time periods},
author = {John P. Burgess},
year = {1982},
doi = {10.1305/ndjfl/1093870150},
url = {http://dx.doi.org/10.1305/ndjfl/1093870150},
researchr = {https://researchr.org/publication/Burgess82a},
cites = {0},
citedby = {0},
journal = {Notre Dame Journal of Formal Logic},
volume = {23},
number = {4},
pages = {375-383},
}