J. Aguila-Leon, C. Chiñas-Palacios, C. Vargas-Salgado, E. Hurtado-Perez, and E. X. M. Garcia "Particle Swarm Optimization, Genetic Algorithm and Grey Wolf Optimizer Algorithms Performance Comparative for a DC-DC Boost Converter PID Controller", Advances in Science, Technology and Engineering Systems Journal, vol. 6, no. 1, pp. 619–625, 2021, doi: 10.25046/aj060167.