Abdelsamie Enany, Mohamed, Mohamed Khalifa Ahmed Issa, and Ahmed Abdelfatah Gad. “A Suggested Estimator for AR(1) Model with Missing Observations”. Thailand Statistician 21, no. 3 (June 28, 2023): 607–615. accessed December 10, 2025. https://ph02.tci-thaijo.org/index.php/thaistat/article/view/250069.