Imram, A.A., Jalghef, H.K. and Hatem, F.F. 2015. The Effect of Using Ramps with Trench Cylindrical Holes on Film Cooling Effectiveness. Wasit Journal of Engineering Sciences. 3, 2 (Oct. 2015), 15-27. DOI:https://doi.org/10.31185/ejuow.Vol3.Iss2.37.