Finding the best smoothing coefficient for the unary exponential smoothing method using the nonlinear programming method. Journal of the College of Basic Education, [S. l.], v. 18, n. 74, p. 657–667, 2023. DOI: 10.35950/cbej.v18i74.9373. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/9373.. Acesso em: 30 jun. 2024.