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@article{DAN_1968_180_5_a4, author = {A. V. Pogorelov}, title = {A certain variational problem in parametric form}, journal = {Doklady Akademii Nauk}, pages = {1037--1038}, publisher = {mathdoc}, volume = {180}, number = {5}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1968_180_5_a4/} }
A. V. Pogorelov. A certain variational problem in parametric form. Doklady Akademii Nauk, Tome 180 (1968) no. 5, pp. 1037-1038. http://geodesic.mathdoc.fr/item/DAN_1968_180_5_a4/