TY - JOUR AU - Th. Yu. Popelensky AU - M. V. Prikhodko TI - Bruns--Gubeladze $K$-groups for quadrangular pyramid JO - Contemporary Mathematics. Fundamental Directions PY - 2013 SP - 142 EP - 151 VL - 51 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMFD_2013_51_a8/ LA - ru ID - CMFD_2013_51_a8 ER -