M. Bagabir, A. ., J. . A. Khamaj, and A. . S. Hassan. “Turbulent Periodic Flow and Heat Transfer in A Square Channel With Different Ribs”. CFD Letters, vol. 5, no. 3, Jan. 2021, pp. 67-80, https://www.akademiabaru.com/submit/index.php/cfdl/article/view/3365.