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@article{DAN_1965_162_5_a8, author = {I. Kh. Sabitov}, title = {The local structure of {Darboux} surfaces}, journal = {Doklady Akademii Nauk}, pages = {1001--1004}, publisher = {mathdoc}, volume = {162}, number = {5}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_162_5_a8/} }
I. Kh. Sabitov. The local structure of Darboux surfaces. Doklady Akademii Nauk, Tome 162 (1965) no. 5, pp. 1001-1004. http://geodesic.mathdoc.fr/item/DAN_1965_162_5_a8/