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@article{IVM_1983_5_a10, author = {L. L. Beskorovainaya}, title = {Infinitesimal areal deformations of oval surfaces}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {69--71}, publisher = {mathdoc}, number = {5}, year = {1983}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1983_5_a10/} }
L. L. Beskorovainaya. Infinitesimal areal deformations of oval surfaces. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 5 (1983), pp. 69-71. http://geodesic.mathdoc.fr/item/IVM_1983_5_a10/