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@article{MMO_1962_11_a2, author = {A. S. Schwarz}, title = {The genus of a fibre space}, journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva}, pages = {99--126}, publisher = {mathdoc}, volume = {11}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MMO_1962_11_a2/} }
A. S. Schwarz. The genus of a fibre space. Trudy Moskovskogo matematičeskogo obŝestva, Trudy Moskovskogo Matematicheskogo Obshchestva, Tome 11 (1962), pp. 99-126. http://geodesic.mathdoc.fr/item/MMO_1962_11_a2/