“Profitability Ratio Pada Koperasi”, J. Insan Unggul, vol. 13, no. 1, hlm. 46–58, Apr 2025, Diakses: 1 Juli 2026. [Daring]. Tersedia pada: https://jurnal-iu.sttikom-iu.ac.id/index.php/01/article/view/178