Niroomand, Sadegh, Szabolcs Takács, and Béla Vizvári. “A Generalization of the MDS Method by Mixed Integer Linear and Nonlinear Mathematical Models”. International Journal of Applied Mathematical Research 3, no. 4 (September 26, 2014): 432–440. Accessed April 9, 2025. https://sciencepubco.com/index.php/ijamr/article/view/3422.