TY  - BOOK
AU  - Levendorskii,Serge
TI  - Asymptotic distribution of eigenvalues of differential operators
T2  - Mathematics and its applications / edited by M. Hazewinkel
SN  - 0792305396
U1  - 515.7242 
PY  - 1990///
CY  - Dordrecht
PB  - Kluwer Academic Publishers
KW  - Differential operators
KW  - Eigenvalues
KW  - Asymptotic distribution
N1  - Translated from the Russian
ER  -