PURBA, T.; HERYENZUS, H. ANALISIS GAGALNYA KOPERASI DI KOTA BATAM. JURNAL AKUNTANSI BARELANG, [S. l.], v. 2, n. 1, p. 174–195, 2019. Disponível em: https://ejournal.upbatam.ac.id/index.php/jab/article/view/1611. Acesso em: 4 may. 2024.