TY  - JOUR
AU  - S. I. Grinberg
TI  - Certain asymptotic formulas for the spectra of the third boundary value problem, associated with the variation of a function which enters into the boundary condition
JO  - Doklady Akademii Nauk
PY  - 1967
SP  - 1253
EP  - 1256
VL  - 174
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1967_174_6_a4/
LA  - ru
ID  - DAN_1967_174_6_a4
ER  -