Heat Transfer and Pressure Drop in Turbulent Flow through an Eccentric Converging-Diverging Tube with Twisted Tape Inserts. J. eng. sustain. dev. 2012;16(2):178-192. تاريخ الوصول مايو 19, 2024. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1209