TY - JOUR AU - N. A. Shirokov TI - Smoothness of a holomorphic function in a ball and smoothness of its modulus on the sphere JO - Zapiski Nauchnykh Seminarov POMI PY - 2016 SP - 123 EP - 128 VL - 447 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2016_447_a8/ LA - ru ID - ZNSL_2016_447_a8 ER -