TY - JOUR AU - V. F. Kirichenko AU - E. A. Pol'kina TI - A Criterion for the Concircular Mobility of Quasi-Sasakian Manifolds JO - Matematičeskie zametki PY - 2009 SP - 380 EP - 388 VL - 86 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2009_86_3_a6/ LA - ru ID - MZM_2009_86_3_a6 ER -