%0 Journal Article %T Generalized Derivations and Left Ideals in Prime and Semiprime Rings %A Basudeb Dhara %A Atanu Pattanayak %J ISRN Algebra %D 2011 %I Hindawi Publishing Corporation %R 10.5402/2011/750382 %U http://dx.doi.org/10.5402/2011/750382