Barrak, A. S., M. Saleh, A. A., & Naji, Z. H. (2021). A Heat Recovery Device using Oscillating Heat Pipe with Circular and Elliptical Tubes. International Journal of Automotive and Mechanical Engineering, 18(1), 8442 –. https://doi.org/10.15282/ijame.18.1.2021.04.0639