MUSTAFA, H. I. Variance estimator for Repeated Measurements Model by iterated bootstrap with an application to Oil industry pollutants in Basrah. Results in Nonlinear Analysis, [S. l.], v. 7, n. 1, p. 80–88, 2023. Disponível em: https://www.nonlinear-analysis.com/index.php/pub/article/view/283. Acesso em: 23 jun. 2025.