TY  - JOUR
AU  - D. L. Berman
TI  - Certain trigonometric identities and their application in interpolation theory
JO  - Izvestiâ vysših učebnyh zavedenij. Matematika
PY  - 1970
SP  - 26
EP  - 34
IS  - 7
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IVM_1970_7_a2/
LA  - ru
ID  - IVM_1970_7_a2
ER  -