Hariani, M. and Sinambela, E. A. (2020) “The Effect of Price Perception, Service Quality, and Product Diversity on Superindo Customer Loyalty in Surabaya”, Journal of Science, Technology and Society (SICO), 1(1), pp. 29–36. Available at: http://ejournalsico.com/index.php/sico/article/view/18 (Accessed: 27 August 2026).