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@article{DAN_1963_153_3_a17, author = {K. P. Stanyukovich}, title = {Variation principle in general relativity}, journal = {Doklady Akademii Nauk}, pages = {562--565}, publisher = {mathdoc}, volume = {153}, number = {3}, year = {1963}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1963_153_3_a17/} }
K. P. Stanyukovich. Variation principle in general relativity. Doklady Akademii Nauk, Tome 153 (1963) no. 3, pp. 562-565. http://geodesic.mathdoc.fr/item/DAN_1963_153_3_a17/