Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{CMH_1941__14_138782, author = {Beno Eckmann}, title = {Zur {Homotopietheorie} gefaserter {R\"aume.}}, journal = {Commentarii mathematici Helvetici}, pages = {141--192}, publisher = {mathdoc}, volume = {14}, year = {1941}, zbl = {0026.09302}, url = {http://geodesic.mathdoc.fr/item/CMH_1941__14_138782/} }
Beno Eckmann. Zur Homotopietheorie gefaserter Räume.. Commentarii mathematici Helvetici, Tome 14 (1941), pp. 141-192. http://geodesic.mathdoc.fr/item/CMH_1941__14_138782/