TY - JOUR AU - I. G. Tsar'kov TI - Weakly monotone sets and continuous selection from a near-best approximation operator JO - Informatics and Automation PY - 2018 SP - 246 EP - 257 VL - 303 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_2018_303_a17/ LA - ru ID - TRSPY_2018_303_a17 ER -