Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1995_340_4_a1, author = {I. L. Barskii}, title = {Exact formulas for the general solution of the equation}, journal = {Doklady Akademii Nauk}, pages = {456--459}, publisher = {mathdoc}, volume = {340}, number = {4}, year = {1995}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1995_340_4_a1/} }
I. L. Barskii. Exact formulas for the general solution of the equation. Doklady Akademii Nauk, Tome 340 (1995) no. 4, pp. 456-459. http://geodesic.mathdoc.fr/item/DAN_1995_340_4_a1/