SETIAWAN, Luthfi Frans; WIDODO, Edi. Analyisis Of Boiler Reliability Maintenance System With Availability Ratio At PT. XXX: Analisa Sistem Perawatan Keandalan Boiler Dengan Rasio Availability Di PT. XXX. Procedia of Engineering and Life Science, [S. l.], v. 7, p. 270–277, 2025. DOI: 10.21070/pels.v7i0.1564. Disponível em: https://pels.umsida.ac.id/index.php/PELS/article/view/1564. Acesso em: 13 oct. 2026.