Using Gravitational Search Algorithm for Solving Nonlinear Regression Analysis. Iraqi Journal of Science, [S. l.], v. 66, n. 3, p. 1217–1231, 2025. DOI: 10.24996/ijs.2025.66.3.20. Disponível em: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/12383.. Acesso em: 18 jul. 2025.