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@article{IVM_1984_9_a9, author = {N. N. Tarkhanov}, title = {Calculation of the {Poincar\'e} index}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {47--50}, publisher = {mathdoc}, number = {9}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1984_9_a9/} }
N. N. Tarkhanov. Calculation of the Poincar\'e index. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 9 (1984), pp. 47-50. http://geodesic.mathdoc.fr/item/IVM_1984_9_a9/