TY - JOUR AU - G. G. Islamov TI - On a class of vector fields JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2015 SP - 680 EP - 696 VL - 19 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGTU_2015_19_4_a7/ LA - ru ID - VSGTU_2015_19_4_a7 ER -