Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1979_15_5_a8, author = {P. I. Achilov}, title = {The uniqueness of expansions in eigenfunctions of the {Schr\"odinger} operator}, journal = {Differencialʹnye uravneni\^a}, pages = {846--857}, publisher = {mathdoc}, volume = {15}, number = {5}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1979_15_5_a8/} }
P. I. Achilov. The uniqueness of expansions in eigenfunctions of the Schr\"odinger operator. Differencialʹnye uravneniâ, Tome 15 (1979) no. 5, pp. 846-857. http://geodesic.mathdoc.fr/item/DE_1979_15_5_a8/