The Numerical Methods to Estimation the Missing Values of Data in Time Series. Journal of Al-Rafidain University College For Sciences ( Print ISSN: 1681-6870 ,Online ISSN: 2790-2293 ), [S. l.], v. 37, n. 1, p. 116–144, 2021. DOI: 10.55562/jrucs.v37i1.237. Disponível em: https://jrucs.iq/index.php/JAUCS/article/view/237. Acesso em: 26 jun. 2026.