Geodesic
On fundamental function systems of Laplace's operator in an arbitrary region and on asymptotic estimates of the fundamental numbers
Doklady Akademii Nauk, Tome 177 (1967) no. 1, pp. 25-28 
V. A. Il'in. On fundamental function systems of Laplace's operator in an arbitrary region and on asymptotic estimates of the fundamental numbers. Doklady Akademii Nauk, Tome 177 (1967) no. 1, pp. 25-28. http://geodesic.mathdoc.fr/item/DAN_1967_177_1_a5/
@article{DAN_1967_177_1_a5,
     author = {V. A. Il'in},
     title = {On fundamental function systems of {Laplace's} operator in an arbitrary region and on asymptotic estimates of the fundamental numbers},
     journal = {Doklady Akademii Nauk},
     pages = {25--28},
     year = {1967},
     volume = {177},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_177_1_a5/}
}
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EP  - 28
VL  - 177
IS  - 1
UR  - http://geodesic.mathdoc.fr/item/DAN_1967_177_1_a5/
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%G ru
%F DAN_1967_177_1_a5

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