@article{CTGDC_1993__34_2_153_0,
author = {Joyal, Andr\'e and Street, Ross},
title = {Pullbacks equivalent to pseudopullbacks},
journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
volume = {34},
year = {1993},
pages = {153-156},
mrnumber = {1223657},
zbl = {0780.18004},
language = {en},
url = {http://dml.mathdoc.fr/item/CTGDC_1993__34_2_153_0}
}
Joyal, André; Street, Ross. Pullbacks equivalent to pseudopullbacks. Cahiers de Topologie et Géométrie Différentielle Catégoriques, Tome 34 (1993) pp. 153-156. http://gdmltest.u-ga.fr/item/CTGDC_1993__34_2_153_0/
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