WAFIROTIN, Khusnatul Zulfa. MENGUPAYAKAN KOPERASI YANG KOMPETITIF. Ekuilibrium : Jurnal Ilmiah Bidang Ilmu Ekonomi, [S. l.], v. 8, n. 1, p. 89–98, 2016. DOI: 10.24269/ekuilibrium.v8i1.2013.pp89 - 98. Disponível em: http://journal.umpo.ac.id/index.php/ekuilibrium/article/view/37. Acesso em: 2 may. 2026.