@article{CTGDC_1982__23_1_47_0,
author = {M\"obus, Axel},
title = {Syntactical theory of functors},
journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
volume = {23},
year = {1982},
pages = {47-53},
mrnumber = {648795},
zbl = {0476.18001},
language = {en},
url = {http://dml.mathdoc.fr/item/CTGDC_1982__23_1_47_0}
}
Möbus, Axel. Syntactical theory of functors. Cahiers de Topologie et Géométrie Différentielle Catégoriques, Tome 23 (1982) pp. 47-53. http://gdmltest.u-ga.fr/item/CTGDC_1982__23_1_47_0/
, Topos Theory, Academic Press, London, 1977. | Zbl 0368.18001
& , First order categorical logic, Lecture Notes in Math. 611, Springer (1978). | Zbl 0357.18002