Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1988_301_3_a4, author = {N. Yu. Kapustin}, title = {A property of the $W^2_2$-solution of the {Cauchy--Goursat} problem}, journal = {Doklady Akademii Nauk}, pages = {536--539}, publisher = {mathdoc}, volume = {301}, number = {3}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1988_301_3_a4/} }
N. Yu. Kapustin. A property of the $W^2_2$-solution of the Cauchy--Goursat problem. Doklady Akademii Nauk, Tome 301 (1988) no. 3, pp. 536-539. http://geodesic.mathdoc.fr/item/DAN_1988_301_3_a4/