HARIANI, M.; SINAMBELA, E. A. The Effect of Price Perception, Service Quality, and Product Diversity on Superindo Customer Loyalty in Surabaya. Journal of Science, Technology and Society (SICO), [S. l.], v. 1, n. 1, p. 29–36, 2020. Disponível em: http://ejournalsico.com/index.php/sico/article/view/18. Acesso em: 27 aug. 2026.