Hermayanti NW, Abidin Z, Santoso H. ANALISIS DAYA SAING USAHATANI KELAPA SAWIT DI KECAMATAN WAWAY KARYA KABUPATEN LAMPUNG TIMUR. JIIA [Internet]. 2013Jan.8 [cited 2025Oct.17];1(1). Available from: https://jurnal.fp.unila.ac.id/index.php/JIA/article/view/130