MAXIMIZING THE INCOME OF OIL PALM FARMERS IN BATU BETUMPANG VILLAGE PULAU BESAR DISTRICT, SOUTH BANGKA REGENCY: MAKSIMALISASI PENDAPATAN PETANI KELAPA SAWIT DI DESA BATU BETUMPANG KECAMATAN PULAU BESAR KABUPATEN BANGKA SELATAN. JIA [Internet]. 2023 Apr. 30 [cited 2025 Nov. 7];5(1):47-58. Available from: https://journal.ubb.ac.id/index.php/jia/article/view/4083