Andreas Blass. Near coherence of filters. I. Cofinal equivalence of models of arithmetic. Notre Dame Journal of Formal Logic, 27(4):579-591, 1986. [doi]
@article{Blass86,
title = {Near coherence of filters. I. Cofinal equivalence of models of arithmetic},
author = {Andreas Blass},
year = {1986},
doi = {10.1305/ndjfl/1093636772},
url = {http://dx.doi.org/10.1305/ndjfl/1093636772},
researchr = {https://researchr.org/publication/Blass86},
cites = {0},
citedby = {0},
journal = {Notre Dame Journal of Formal Logic},
volume = {27},
number = {4},
pages = {579-591},
}