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@article{DAN_1987_294_1_a4, author = {R. V. Galiulin and V. A. Efremovich}, title = {The {Cartesian} characteristic in {Morse} theory}, journal = {Doklady Akademii Nauk}, pages = {26--27}, publisher = {mathdoc}, volume = {294}, number = {1}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1987_294_1_a4/} }
R. V. Galiulin; V. A. Efremovich. The Cartesian characteristic in Morse theory. Doklady Akademii Nauk, Tome 294 (1987) no. 1, pp. 26-27. http://geodesic.mathdoc.fr/item/DAN_1987_294_1_a4/