Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1999_66_6_a9, author = {A. M. Savchuk and A. A. Shkalikov}, title = {Sturm--Liouville operators with singular potentials}, journal = {Matemati\v{c}eskie zametki}, pages = {897--912}, publisher = {mathdoc}, volume = {66}, number = {6}, year = {1999}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1999_66_6_a9/} }
A. M. Savchuk; A. A. Shkalikov. Sturm--Liouville operators with singular potentials. Matematičeskie zametki, Tome 66 (1999) no. 6, pp. 897-912. http://geodesic.mathdoc.fr/item/MZM_1999_66_6_a9/