S. Kavitha and N. P.Ratchagar, “A SIMPLIFIED LAGRANGIAN MULTIPLIER APPROACH FOR FIXED HEAD SHORT-TERM HYDROTHERMAL SCHEDULING”, Int. J. Math. Model. Comput., vol. 4, no. 3, pp. 213–222, Mar. 2014, Accessed: Jun. 06, 2026. [Online]. Available: https://oiccpress.com/ijm2c/article/view/11221