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@article{DAN_1991_318_6_a3, author = {V. I. Zubov}, title = {Vortex surfaces}, journal = {Doklady Akademii Nauk}, pages = {1301--1304}, publisher = {mathdoc}, volume = {318}, number = {6}, year = {1991}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1991_318_6_a3/} }
V. I. Zubov. Vortex surfaces. Doklady Akademii Nauk, Tome 318 (1991) no. 6, pp. 1301-1304. http://geodesic.mathdoc.fr/item/DAN_1991_318_6_a3/