A. Abdul Rasool A, Abdulhadi Jassim H. EXPERIMENTAL STUDY OF HEAT TRANSFER OF AXISYMMETRIC AIR IMPINGEMENT FROM AN ORIFICE ON A MODIFIED SURFACE. J. eng. sustain. dev. 2016;20(2):55-81. Accessed June 13, 2026. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/657