ARDIANA, Titin Eka; CENDRIONO, Nanang; RACHMADIA , Rizki. The Effect of Auditor Independence on Internal Auditor Performance at Muhammadiyah Business Charities in Ponorogo Regency. SUSTAINABLE, [S. l.], v. 6, n. 1, p. 142–156, 2026. DOI: 10.30651/stb.v6i1.30585. Disponível em: https://journal.um-surabaya.ac.id/sustainable/article/view/30585. Acesso em: 2 oct. 2026.