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@article{DAN_1974_217_5_a1, author = {I. N. Vekua}, title = {On a functional equation in the theory of minimal surfaces}, journal = {Doklady Akademii Nauk}, pages = {997--1000}, publisher = {mathdoc}, volume = {217}, number = {5}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1974_217_5_a1/} }
I. N. Vekua. On a functional equation in the theory of minimal surfaces. Doklady Akademii Nauk, Tome 217 (1974) no. 5, pp. 997-1000. http://geodesic.mathdoc.fr/item/DAN_1974_217_5_a1/