SISWANTO, Budi; SUDIARNO, Adithya; KARNINGSIH, Putu Dana; PARIAMAN, Henry. Improvement of Preventive Maintenance Process Effectiveness in Insourcing and Outsourcing Scheme with House of Risk (HOR) Method Approach (A Case Study). IPTEK The Journal for Technology and Science, [S. l.], v. 30, n. 2, p. 52–55, 2025. DOI: 10.12962/j20882033.v30i2.4340. Disponível em: https://journal.its.ac.id/index.php/jts/article/view/4340. Acesso em: 29 jul. 2026.