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@article{DAN_1982_267_3_a13, author = {M. P. Kharlamov}, title = {Regions of possible motion in mechanical systems}, journal = {Doklady Akademii Nauk}, pages = {571--573}, publisher = {mathdoc}, volume = {267}, number = {3}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1982_267_3_a13/} }
M. P. Kharlamov. Regions of possible motion in mechanical systems. Doklady Akademii Nauk, Tome 267 (1982) no. 3, pp. 571-573. http://geodesic.mathdoc.fr/item/DAN_1982_267_3_a13/