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@article{DAN_1990_314_4_a4, author = {A. V. Pogorelov}, title = {Solution of a problem of {H.} {Busemann}}, journal = {Doklady Akademii Nauk}, pages = {790--792}, publisher = {mathdoc}, volume = {314}, number = {4}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1990_314_4_a4/} }
A. V. Pogorelov. Solution of a problem of H. Busemann. Doklady Akademii Nauk, Tome 314 (1990) no. 4, pp. 790-792. http://geodesic.mathdoc.fr/item/DAN_1990_314_4_a4/