@article{05558411,
title = {Algebraic colimit calculations in homotopy theory using fibred and cofibred categories.},
journal = {Theory and Applications of Categories [electronic only]},
volume = {22},
year = {2009},
pages = {222-251},
zbl = {1169.18006},
language = {en},
url = {http://dml.mathdoc.fr/item/05558411}
}
Brown, Ronald; Sivera, Rafael. Algebraic colimit calculations in homotopy theory using fibred and cofibred categories.. Theory and Applications of Categories [electronic only], Tome 22 (2009) pp. 222-251. http://gdmltest.u-ga.fr/item/05558411/