1.
الغفور جاسم سالم ع. A Study of the stability for one of non-linear autoregressive models with trigonometric terms with application. IQJOSS [Internet]. 2011 Dec. 1 [cited 2025 Sep. 5];11(2):410-32. Available from: https://ojs.uomosul.edu.iq/index.php/stats/article/view/29384