@article{2261, author = {Dugundji, J.}, title = {Remark on homotopy inverses}, journal = {Portugaliae mathematica}, volume = {14}, year = {1955}, pages = {39-41}, zbl = {0065.38503}, mrnumber = {0091472}, language = {en}, url = {http://dml.mathdoc.fr/item/2261} }
Dugundji, J. Remark on homotopy inverses. Portugaliae mathematica, Tome 14 (1955) pp. 39-41. http://gdmltest.u-ga.fr/item/2261/