Geodesic
On the Density of Discrete Spectra of Sturm–Liouville Singular Operators
Matematičeskie zametki, Tome 71 (2002) no. 2, pp. 307-311 
N. F. Valeev. On the Density of Discrete Spectra of Sturm–Liouville Singular Operators. Matematičeskie zametki, Tome 71 (2002) no. 2, pp. 307-311. http://geodesic.mathdoc.fr/item/MZM_2002_71_2_a13/
@article{MZM_2002_71_2_a13,
     author = {N. F. Valeev},
     title = {On the {Density} of {Discrete} {Spectra} of {Sturm{\textendash}Liouville} {Singular} {Operators}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {307--311},
     year = {2002},
     volume = {71},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2002_71_2_a13/}
}
TY  - JOUR
AU  - N. F. Valeev
TI  - On the Density of Discrete Spectra of Sturm–Liouville Singular Operators
JO  - Matematičeskie zametki
PY  - 2002
SP  - 307
EP  - 311
VL  - 71
IS  - 2
UR  - http://geodesic.mathdoc.fr/item/MZM_2002_71_2_a13/
LA  - ru
ID  - MZM_2002_71_2_a13
ER  - 
%0 Journal Article
%A N. F. Valeev
%T On the Density of Discrete Spectra of Sturm–Liouville Singular Operators
%J Matematičeskie zametki
%D 2002
%P 307-311
%V 71
%N 2
%U http://geodesic.mathdoc.fr/item/MZM_2002_71_2_a13/
%G ru
%F MZM_2002_71_2_a13

Voir la notice de l'article provenant de la source Math-Net.Ru

[1] Kostyuchenko A. G., Sargsyan I. S., Raspredelenie sobstvennykh znachenii. Samosopryazhennye obyknovennye differentsialnye operatory, Nauka, M., 1979 | Zbl

[2] Valeev N. F., Sultanaev Ya. T., Matem. zametki, 65:6 (1999), 932–938 | MR | Zbl