Voir la notice de l'article provenant de la source Theory and Applications of Categories website
@article{TAC_2020_35_a34, author = {Joseph Helfer}, title = {Homotopies in {Grothendieck} fibrations}, journal = {Theory and applications of categories}, pages = {1312--1378}, publisher = {mathdoc}, volume = {35}, year = {2020}, language = {en}, url = {http://geodesic.mathdoc.fr/item/TAC_2020_35_a34/} }
Joseph Helfer. Homotopies in Grothendieck fibrations. Theory and applications of categories, Tome 35 (2020), pp. 1312-1378. http://geodesic.mathdoc.fr/item/TAC_2020_35_a34/