@article{01243159,
title = {A note on discrete Conduch\'e fibrations.},
journal = {Theory and Applications of Categories [electronic only]},
volume = {6},
year = {1999},
pages = {1-11},
zbl = {0912.18003},
language = {en},
url = {http://dml.mathdoc.fr/item/01243159}
}
Johnstone, Peter. A note on discrete Conduché fibrations.. Theory and Applications of Categories [electronic only], Tome 6 (1999) pp. 1-11. http://gdmltest.u-ga.fr/item/01243159/