“Challenges of Energy Saving Crisis as a Panacea to Hybrid Electric Vehicle (HEV)”, Mediterr. J. Soc. Sci., vol. 2, no. 6, p. 67, Nov. 2011, Accessed: Aug. 17, 2024. [Online]. Available: https://www.richtmann.org/journal/index.php/mjss/article/view/10914