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@article{DAN_1985_282_3_a11, author = {A. G. Pogorelov}, title = {Partition of a set of approximate operators into simply ordered}, journal = {Doklady Akademii Nauk}, pages = {559--564}, publisher = {mathdoc}, volume = {282}, number = {3}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1985_282_3_a11/} }
A. G. Pogorelov. Partition of a set of approximate operators into simply ordered. Doklady Akademii Nauk, Tome 282 (1985) no. 3, pp. 559-564. http://geodesic.mathdoc.fr/item/DAN_1985_282_3_a11/