Jessica J, Rosnita R, Andriani Y. The Role of Opinion Leader in Communicating to Oil Palm Farmers in Surya Indah Village Pangkalan Kuras Subdistrict Pelalawan Regency. JACE [Internet]. 2022 Mar. 27 [cited 2026 Mar. 4];5(1):8-20. Available from: https://jurnalpolitanipyk.ac.id/index.php/JACE/article/view/361