Ali, Asma, Howard E. Bell, and Rekha Rani. “$(\theta,\phi)$-Derivations As Homomorphisms or As Anti-Homomorphisms on a Near Ring”. Tamkang Journal of Mathematics 43, no. 3 (September 30, 2012): 385–390. Accessed April 24, 2024. https://journals.math.tku.edu.tw/index.php/TKJM/article/view/849.