1. 1. Ali A, Shujat, F. and Khan, S., On commuting traces of generalized biderivations of prime rings, Italian J. pure app. math. (34), 123-132, (2015).
2. 2. Ali, A., Filippis V. D. and Shujat, F., Results concerning symmetric generalized biderivations of prime and semiprime rings Mathmatiki Vesnik 66 (4), 410-417, (2014).
3. 3. N. Argac, On prime and semiprime rings with derivations, Algebra Colloq. 13 (3), 371-380, (2006).
4. 4. Beidar, KI, Martindale, WS and Mikhalev, AV, Rings with generalized identities, Marcel Dekker INC (1996).
5. 5. Maksa, G., A remark on symmetric biadditive functions having non-negative diagonalization, Glasnik. Mat. 15 (35), 279-282, (1980).