GUNADI, Gunadi; NUGROHO, Rosalendro Eddy. Optimizing Preventive Maintenance for DC Battery Back-Up Systems in Gas Turbine Compressors. Journal of Sustainable Economic and Business, Jakarta, ID, v. 3, n. 1, p. 170–184, 2026. DOI: 10.70550/joseb.v3i1.347. Disponível em: https://journal.arepublisher.com/index.php/joseb/article/view/347.. Acesso em: 9 may. 2026.