TY - JOUR AU - V. V. Kolyan TI - Certain special surfaces in the $Q_3\subset S_4$ auto composition space JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 1985 SP - 28 EP - 34 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_1985_2_a4/ LA - ru ID - UZERU_1985_2_a4 ER -