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@article{IVM_1992_7_a11, author = {E. I. Yakovlev}, title = {Motions of gyroscopic systems and {Lorentzian} geometry}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {78--86}, publisher = {mathdoc}, number = {7}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1992_7_a11/} }
E. I. Yakovlev. Motions of gyroscopic systems and Lorentzian geometry. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 7 (1992), pp. 78-86. http://geodesic.mathdoc.fr/item/IVM_1992_7_a11/