“Implementation of the Hazard and Operability Study (HAZOPS) Method in the Sedimentation Unit of the Gas Industry Wastewater Treatment Plant: Implementasi Metode Hazard and Operability Study (HAZOPS) di Unit Pengendapan Instalasi Pengolahan Air Limbah Industri Gas”, JOURNAL OF RESEARCH AND TECHNOLOGY, vol. 9, no. 2, pp. 201–209, Dec. 2023, doi: 10.55732/jrt.v9i2.702.