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@article{DAN_1973_210_6_a6, author = {A. V. Kuz'minykh}, title = {The isoprojection property of the sphere}, journal = {Doklady Akademii Nauk}, pages = {1280--1283}, publisher = {mathdoc}, volume = {210}, number = {6}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1973_210_6_a6/} }
A. V. Kuz'minykh. The isoprojection property of the sphere. Doklady Akademii Nauk, Tome 210 (1973) no. 6, pp. 1280-1283. http://geodesic.mathdoc.fr/item/DAN_1973_210_6_a6/