Syariful, A. Y., Saparso, and R. Lumbantobing. “The Effect of Product Innovation and Service Quality on Customer Loyalty Is Mediated by Customer Satisfaction at PT KB Finansia Multifinance (Kredit Plus) Tasikmalaya”. Enrichment : Journal of Management, Vol. 13, no. 1, May 2023, pp. 596-11, doi:10.35335/enrichment.v13i1.1303.