“PENGARUH SOCIAL MEDIA MARKETING, EVENT MARKETING, DAN CELEBRITY ENDORSEMENT DALAM MENINGKATKAN CUSTOMER LOYALTY (STUDI KASUS PADA NONGKASKI COFFEE & EATERY WATES)”, SENMEA, vol. 8, pp. 644–651, Sep. 2023, Accessed: Aug. 25, 2026. [Online]. Available: https://proceeding.unpkediri.ac.id/index.php/senmea/article/view/3904