TY  - JOUR
AU  - J. E. Trojanker
TI  - The approximation of functions that are continuous on an interval by trigonometric polynomials
JO  - Izvestiâ vysših učebnyh zavedenij. Matematika
PY  - 1970
SP  - 110
EP  - 115
IS  - 7
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IVM_1970_7_a14/
LA  - ru
ID  - IVM_1970_7_a14
ER  -