افتخار عبد الحميد النقاش, and هدى عدنان توفيق. “State Space Representation for Synthetic Time Series Models and BoxJackeys Models With an Application in the Iraqi Stock Exchange”. Iraqi Journal for Administrative Sciences, vol. 9, no. 35, Feb. 2025, pp. 123-4, https://mail.journals.uokerbala.edu.iq/index.php/ijas/article/view/3069.