Adil Khan, Muhammad, and Josip Pečarić. “New Refinements of the Jensen-Mercer Inequality Associated to Positive $n$-Tuples”. Armenian Journal of Mathematics 12, no. 4 (June 20, 2020): 1-12. Accessed July 5, 2020. http://armjmath.sci.am/index.php/ajm/article/view/359.