“Model Age Replacement Untuk Preventive Maintenance Pompa Finish Water Pump : Studi Kasus Di Perusahaan Daerah Air Minum (PDAM)”. Borobudur Engineering Review, vol. 4, no. 01, May 2024, pp. 38-55, https://doi.org/10.31603/benr.v4i01.11196.