TY  - JOUR
AU  - S. N. Andrianov
TI  - Conditions for simultaneous orthogonality of functions and their derivatives in a complex region
JO  - Izvestiâ vysših učebnyh zavedenij. Matematika
PY  - 1961
SP  - 21
EP  - 26
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IVM_1961_1_a1/
LA  - ru
ID  - IVM_1961_1_a1
ER  -