Salami A. Nasirudeen, M. A. Aminu, M. S. Haruna & E. N. C. Okafor 2019. Summary of the Key Technologies for Metric Range Extension of Electric Vehicles. Archives of Current Research International. 18, 2 (Aug. 2019), 1–7. DOI:https://doi.org/10.9734/acri/2019/v18i230130.