Hardian, V.S.H., Kholik, A. and Fatimah, A.N. 2024. Pengaruh Key Opinion Leader (KOL) Terhadap Jumlah Followers Instagram Tropikana Waterpark. Ranah Research : Journal of Multidisciplinary Research and Development. 6, 4 (Jun. 2024), 916-932. DOI:https://doi.org/10.38035/rrj.v6i4.897.