Peran Audit Internal dalam mencegah fraud di tengah wabah covid-19 (Study Empiris RSUD Dr. Soetomo Surabaya). Jurnal Proaksi [Internet]. 4 Desember 2021 [dikutip 20 November 2025];8(2):547-60. Tersedia pada: https://e-journal.umc.ac.id/index.php/JPK/article/view/1989