AAKO, O. L.; ADEWARA, J. A.; ADEKEYE, K. S; NKEMNOLE, E. B. X̅ and R control charts based on marshall-olkin inverse log-logistic distribution for positive skewed data. African Journal of Pure and Applied Sciences, Nairobi, Kenya, v. 1, n. 1, p. 9–16, 2020. DOI: 10.33886/ajpas.v1i1.167. Disponível em: https://journal.ku.ac.ke/index.php/AJPAS/article/view/167. Acesso em: 1 aug. 2026.