Afnison, W., and B. Amin. “DISTRIBUSI VISCOUS, FRICTION DAN ELECTRIC DUMPING PADA REGENERATIF SHOCK ABSORBER (RSA) TIPE HYDRAULIC ELECTRO MECHANIC SHOCK ABSORBER (HEMSA)”. INVOTEK: Jurnal Inovasi Vokasional Dan Teknologi, Vol. 17, no. 2, Nov. 2017, pp. 45-52, doi:https://doi.org/10.24036/invotek.v17i2.72.