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@article{INTG_1977_8_a8, author = {Ya. P. Blank}, title = {Translation surfaces in {non-Euclidean} spaces}, journal = {Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara}, pages = {183--196}, publisher = {mathdoc}, volume = {8}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/INTG_1977_8_a8/} }
Ya. P. Blank. Translation surfaces in non-Euclidean spaces. Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara, Itogi Nauki i Tekhniki. Seriya "Problemy Geometrii", Tome 8 (1977), pp. 183-196. http://geodesic.mathdoc.fr/item/INTG_1977_8_a8/