Ikenna, Madumere Humphrey, Dickson Ben Uche, and Agu Godswill Agu. “Influence of Perceived Service Quality on Customer Loyalty”. Quantitative Economics and Management Studies 2, no. 2 (December 29, 2020): 105–121. Accessed May 2, 2026. https://jpabdimas.idjournal.eu/index.php/qems/article/view/252.