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@article{MZM_1994_56_6_a0, author = {Yu. A. Aminov}, title = {Surfaces in $E^4$ with {a~Gaussian} curvature coinciding with {a~Gaussian} torsion up to the sign}, journal = {Matemati\v{c}eskie zametki}, pages = {3--9}, publisher = {mathdoc}, volume = {56}, number = {6}, year = {1994}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1994_56_6_a0/} }
Yu. A. Aminov. Surfaces in $E^4$ with a~Gaussian curvature coinciding with a~Gaussian torsion up to the sign. Matematičeskie zametki, Tome 56 (1994) no. 6, pp. 3-9. http://geodesic.mathdoc.fr/item/MZM_1994_56_6_a0/