Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1998_34_3_a3, author = {T. Kusano and M. Naito}, title = {A singular eigenvalue problem for the {Sturm--Liouville} equation}, journal = {Differencialʹnye uravneni\^a}, pages = {303--312}, publisher = {mathdoc}, volume = {34}, number = {3}, year = {1998}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1998_34_3_a3/} }
T. Kusano; M. Naito. A singular eigenvalue problem for the Sturm--Liouville equation. Differencialʹnye uravneniâ, Tome 34 (1998) no. 3, pp. 303-312. http://geodesic.mathdoc.fr/item/DE_1998_34_3_a3/