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@article{DAN_1989_309_2_a2, author = {M. K. Kravtsov}, title = {Polyhedral aspects of transportation problems}, journal = {Doklady Akademii Nauk}, pages = {271--275}, publisher = {mathdoc}, volume = {309}, number = {2}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1989_309_2_a2/} }
M. K. Kravtsov. Polyhedral aspects of transportation problems. Doklady Akademii Nauk, Tome 309 (1989) no. 2, pp. 271-275. http://geodesic.mathdoc.fr/item/DAN_1989_309_2_a2/