TY - JOUR AU - V. M. Kotov AU - N. S. Bogdanova TI - Bunch technique for $semionline$ with two groups of items JO - Journal of the Belarusian State University. Mathematics and Informatics PY - 2019 SP - 134 EP - 138 VL - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/BGUMI_2019_3_a11/ LA - ru ID - BGUMI_2019_3_a11 ER -