M. Salman A, S. Ahmed I, A. Hamid S. Natural Convection Heat Transfer in Rectangular Enclosure with Sinusoidal Boundary Condition. J. eng. sustain. dev. 2012;16(1):287-306. Accessed April 4, 2025. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1180