TY - JOUR AU - A. G. Mizin TI - Hypercomplexes of two-dimensional planes in projective space~$P_6$ JO - Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika PY - 2009 SP - 17 EP - 26 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VTGU_2009_1_a2/ LA - ru ID - VTGU_2009_1_a2 ER -