TY  - JOUR
AU  - A. I. Aptekarev
TI  - Sharp constants for rational approximations of analytic functions
JO  - Sbornik. Mathematics
PY  - 2002
SP  - 1
EP  - 72
VL  - 193
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SM_2002_193_1_a0/
LA  - en
ID  - SM_2002_193_1_a0
ER  -