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@article{DAN_1965_163_2_a6, author = {S. P. Novikov}, title = {Topological invariance of rational classes of {Pontrjagin}}, journal = {Doklady Akademii Nauk}, pages = {298--300}, publisher = {mathdoc}, volume = {163}, number = {2}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_163_2_a6/} }
S. P. Novikov. Topological invariance of rational classes of Pontrjagin. Doklady Akademii Nauk, Tome 163 (1965) no. 2, pp. 298-300. http://geodesic.mathdoc.fr/item/DAN_1965_163_2_a6/