TY - JOUR AU - P. A. Shulimanov TI - A~lower bound for approximations of entire functions on the half-axis by rational functions of a~special type JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1999 SP - 59 EP - 62 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1999_10_a9/ LA - ru ID - IVM_1999_10_a9 ER -