V. Sangeetha, E. Premalatha, Manju Somanath. (2021). Solutions in Integers for the Quadratic Diophantine Equation w^2-3z^2+ 6w-12z-36 = 0 Involving Harshad Numbers. Design Engineering, 6702 - 6707. Retrieved from http://www.thedesignengineering.com/index.php/DE/article/view/5645