2020. Γ-(,δ)-Derivation on Semi-Group Ideals in Prime Γ-Near-Ring: -(,δ)-derivations on Semi-group Ideals in Prime -. Iraqi Journal of Science. 61, 3 (Mar. 2020), 600–607. DOI:https://doi.org/10.24996/ijs.2020.61.3.16.