Sinsuphun, N., Leeton, U., Kwannetr, U., Uthitsunthorn, D. and Kulworawanichpong, T. (2010) “Loss Minimization Using Optimal Power Flow Based on Swarm Intelligences”, ECTI Transactions on Electrical Engineering, Electronics, and Communications, 9(1), pp. 212–222. doi: 10.37936/ecti-eec.201191.172490.