Galolo, K.M. et al. 2026. Digital Referral System and Consumer Acquisition, Engagement, and Loyalty of Selected Online Business Platforms: Inputs to Enhanced Strategies (Focus on Shopee, Lazada, and Temu). International Journal of Sustainability and Advanced Integrated Research. 2, 2 (Aug. 2026), 1409–1415. DOI:https://doi.org/10.65339/ijsair.V2.I3.855.