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@article{IVM_1960_3_a8, author = {R. G. Bukharaev}, title = {The theory of surfaces in a~bi-affine {space.~I}}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {81--92}, publisher = {mathdoc}, number = {3}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1960_3_a8/} }
R. G. Bukharaev. The theory of surfaces in a~bi-affine space.~I. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1960), pp. 81-92. http://geodesic.mathdoc.fr/item/IVM_1960_3_a8/