AMIRUDDIN, Irfan N.; RUSDY, Edy S. Optimal Portfolio Formation Using a Combination of Genetic Algorithms and Particle Swarm Optimization Based on Cluster Analysis. Jurnal Matematika, Statistika dan Komputasi, [S. l.], v. 22, n. 3, p. 671–685, 2026. DOI: 10.20956/j.v22i3.50039. Disponível em: https://journal.unhas.ac.id/index.php/jmsk/article/view/50039. Acesso em: 16 may. 2026.