Febriyanti, Eka, et al. “ANALISA KEGAGALAN POLISHED ROD PADA POMPA ANGGUK”. Majalah Ilmiah Pengkajian Industri; Journal of Industrial Research and Innovation, vol. 13, no. 2, Sept. 2023, pp. 129-40, doi:10.29122/mipi.v13i2.3172.