Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1974_219_2_a8, author = {V. A. Smirnov}, title = {Twisted tensor products and {Hirsch's} theory}, journal = {Doklady Akademii Nauk}, pages = {294--296}, publisher = {mathdoc}, volume = {219}, number = {2}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1974_219_2_a8/} }
V. A. Smirnov. Twisted tensor products and Hirsch's theory. Doklady Akademii Nauk, Tome 219 (1974) no. 2, pp. 294-296. http://geodesic.mathdoc.fr/item/DAN_1974_219_2_a8/