A proposed Hyper-Heuristic optimizer Nesting Grey Wolf Optimizer and COOT Algorithm for Multilevel Task. Journal Port Science Research, [S. l.], v. 6, n. 4, p. 310–317, 2023. DOI: 10.36371/port.2023.4.1. Disponível em: https://jpsr.uruk.edu.iq/index.php/jport/article/view/157. Acesso em: 22 may. 2026.