TY - JOUR AU - M. G. Abrahamian TI - On the behaviour of 3 $kpc$ and 135 $km/s$ ‘‘arms” of the Galaxy JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 1989 SP - 42 EP - 48 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_1989_1_a6/ LA - ru ID - UZERU_1989_1_a6 ER -