A. Fadhil, H. Maksum, and W. Afnison, “Optimasi Electromagnetic Regenerative Shock Absorber (ERSA) Tipe Magnet Batang Alnico pada Suspensi Belakang Multi Purpose Vehicle (MPV)”, AEEJ : Journal of Automotive Engineering and Vocational Education, vol. 1, no. 1, pp. 21-30, Jun. 2020.