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@article{DE_1990_26_3_a25, author = {B. N. Nefedov}, title = {Solvability of the vector {Helmholtz} equation in orthogonal coordinate systems}, journal = {Differencialʹnye uravneni\^a}, pages = {537--540}, publisher = {mathdoc}, volume = {26}, number = {3}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1990_26_3_a25/} }
B. N. Nefedov. Solvability of the vector Helmholtz equation in orthogonal coordinate systems. Differencialʹnye uravneniâ, Tome 26 (1990) no. 3, pp. 537-540. http://geodesic.mathdoc.fr/item/DE_1990_26_3_a25/