Team, Support. “Commutativity of Additive Inverse Semirings through f(xy) = [x,f(y)]: Yaqoub Ahmed Khan, Muhammad Aslam, Liaqat Ali”. Thai Journal of Mathematics (November 22, 2018): 288–300. Accessed April 30, 2024. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/743.