Ton, T. N., T. T. Nguyen, A. V. Truong, and T. P. Vu. 2020. “Optimal Location and Size of Distributed Generators in an Electric Distribution System Based on a Novel Metaheuristic Algorithm”. Engineering, Technology & Applied Science Research 10 (1). Greece:5325-29. https://doi.org/10.48084/etasr.3372.