H. Rasheed, A., Alias, H., & D. Salman, S. (2019). Effects of Coil Pitch Spacing on Heat Transfer Performance of Nanofluid Turbulent Flow through Helical Microtube Heat Exchanger. International Journal of Engineering & Technology, 7(4.14), 356-360. https://doi.org/10.14419/ijet.v7i4.14.27674