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@article{IVM_1960_5_a13, author = {Sh. I. Nanava}, title = {On the representation of numbers by positive quadratic forms}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {116--128}, publisher = {mathdoc}, number = {5}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1960_5_a13/} }
Sh. I. Nanava. On the representation of numbers by positive quadratic forms. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 5 (1960), pp. 116-128. http://geodesic.mathdoc.fr/item/IVM_1960_5_a13/