Akbari Bayat, Alireza, and Farzad Didaver. “IMPROVED PARALLEL UNIVERSES ALGORITHM: AN EVOLUTIONARY ALGORITHM FOR COMBINATORIAL OPTIMIZATION”. International Journal of Industrial Engineering: Theory, Applications and Practice 27, no. 4 (April 13, 2021). Accessed May 18, 2024. https://journals.sfu.ca/ijietap/index.php/ijie/article/view/3683.