Gumelar, Satria Arif, Muhammad Irfan Affandi, and Suriaty Situmorang. “PENGARUH HAMBATAN NONTARIF DI PASAR UNI EROPA TERHADAP EKSPOR KOMODITAS CPO INDONESIA”. Jurnal Ilmu Ilmu Agribisnis: Journal of Agribusiness Science 8, no. 1 (August 5, 2020): 86–92. Accessed November 5, 2025. https://jurnal.fp.unila.ac.id/index.php/JIA/article/view/4347.