“Role of Structural Coefficients in the Study of the Influence of an Additive Outlier on the Residuals in ARMA (1,1), AR(I), and MA(I) Models” (2011) Journal of Statistics, 18. Available at: https://jstat.gcu.edu.pk/index.php/jstat/article/view/117 (Accessed: 29 April 2026).