Hazard Identification Using Task Risk Assessment Method and Bowtie Analysis (Case Study: PT. Varia Usaha Beton). j.sist.teknik.industri. [Internet]. 2024 Jan. 29 [cited 2026 Feb. 4];26(1):103-12. Available from: https://idjpcr.usu.ac.id/jsti/article/view/14417