TY - JOUR AU - Ya. V. Slavolyubova TI - Associated contact metric structures on the $7$-dimensional unit sphere~$S^7$ JO - Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika PY - 2016 SP - 44 EP - 57 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VTGU_2016_4_a4/ LA - ru ID - VTGU_2016_4_a4 ER -