Shabrina F, Maisyarah R, Nasution MI. The Effect of Risk-Based Internal Audit on the Effectiveness of Perumda Tirtanadi’s Financial Performance with ISO 9001 Implementation. IJoMS [Internet]. 2026 Sep. 10 [cited 2026 Sep. 16];5(2):2047-58. Available from: https://erapublikasi.id/jurnal.erapublikasi.id/IJOMS/article/view/2706