TY  - BOOK
AU  - Karapetyants, Alexey N.
ED  - Nogin, Vladimir A., coaut.
TI  - L-characteristic of some potential type operators with osci-llating symbols and singularities of the Kernels on a spher-e / by Alexey N. Karapetyants and Vladimir A. Nogin
CY  - México : tamento de Matemáticas
ER  -