SALMAN MUHAMMAD, H.; YAHYA EL-GAMMAL, Z. Employ the Firefly algorithm for bandwidth selection in the Multivariate Nadaraya-Watson estimator. College of Basic Education Research Journal, [S. l.], v. 20, n. 1, p. 806–817, 2024. DOI: 10.33899/berj.2024.182778. Disponível em: https://moss.uomosul.edu.iq/index.php/berj/article/view/38990. Acesso em: 26 oct. 2025.