机译:A STUDY ON GENERALIZED QUASI-EINSTEIN MANIFOLDS SATISFYING CERTAIN VECTOR FIELDS
DEPARTMENT OF MATHEMATICS HERAMBA CHANDRA COLLEGE 23/49, GARIAHAT ROAD, KOLKATA 700029 WEST BENGAL. INDIA;
Quasi-Einstein manifolds; generalized quasi-Einstein manifolds; cyclic parallel Ricci tensor; conformal vector fielcl; concircular vector field.;