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@article{DAN_1989_306_1_a10, author = {S. V. Yushmanov}, title = {A general method for evaluating the metric characteristics of a}, journal = {Doklady Akademii Nauk}, pages = {52--54}, publisher = {mathdoc}, volume = {306}, number = {1}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1989_306_1_a10/} }
S. V. Yushmanov. A general method for evaluating the metric characteristics of a. Doklady Akademii Nauk, Tome 306 (1989) no. 1, pp. 52-54. http://geodesic.mathdoc.fr/item/DAN_1989_306_1_a10/