“Vibration Analysis to Detect Failure Bearing of Centrifugal Pump ‘Black Liquor Pump’ in PT. Riau Andalas Pulp & Paper (RAPP)” (2021) Jurnal Teknik Mesin, 11(2), hlm. 146–152. doi:10.21063/jtm.2021.v11.i2.146-152.