Using (ECM) Algorithm to Estimate the Missing Values and Make Comparison between (MLE) and (GA) Algorithm for Estimating Parameters of Multivariate Skew Normal Distribution (MSN). Journal of Al-Rafidain University College For Sciences ( Print ISSN: 1681-6870 ,Online ISSN: 2790-2293 ), [S. l.], v. 50, n. 3, p. 15–28, 2022. DOI: 10.55562/jrucs.v50i3.498. Disponível em: https://jrucs.iq/index.php/JAUCS/article/view/498. Acesso em: 30 aug. 2026.