D. P. Sari, M. Kambali, and L. Permanasari, “Business Ethics and Service Quality as Determinants of Member Loyalty: Evidence from a Sharia Cooperative in East Java”, AlIqtishod, vol. 13, no. 2, pp. 262–278, Aug. 2025, doi: 10.37812/aliqtishod.v13i2.1892.