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@article{DAN_1984_274_2_a1, author = {V. Ya. Belov}, title = {A formula of {Morse} in the critical case}, journal = {Doklady Akademii Nauk}, pages = {269--272}, publisher = {mathdoc}, volume = {274}, number = {2}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1984_274_2_a1/} }
V. Ya. Belov. A formula of Morse in the critical case. Doklady Akademii Nauk, Tome 274 (1984) no. 2, pp. 269-272. http://geodesic.mathdoc.fr/item/DAN_1984_274_2_a1/