Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MS_1948__65_1_a0, author = {{\CYRA}. {\CYRP}{\cyro}{\cyrv}{\cyrz}{\cyrn}{\cyre}{\cyrr}}, title = {{\CYRO} {\cyrd}{\cyri}{\cyrf}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya}{\cyrh} {\cyrt}{\cyri}{\cyrp}{\cyra} {{\CYRSH}{\cyrt}{\cyru}{\cyrr}{\cyrm}{\cyra}-{\CYRL}{\cyri}{\cyru}{\cyrv}{\cyri}{\cyrl}{\cyrl}{\cyrya}} {\cyrn}{\cyra} {\cyrp}{\cyro}{\cyrl}{\cyru}{\cyro}{\cyrs}{\cyri}}, journal = {Matemati\v{c}eskij sbornik}, pages = {3--52}, publisher = {mathdoc}, volume = {65}, number = {1}, year = {1948}, zbl = {0039.31703}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1948__65_1_a0/} }
А. Повзнер. О дифференциальных уравнениях типа Штурма-Лиувилля на полуоси. Matematičeskij sbornik, Tome 65 (1948) no. 1, pp. 3-52. http://geodesic.mathdoc.fr/item/MS_1948__65_1_a0/