MELIYANA, R.; ZAKARIA, W. A.; NURMAYASARI, I. DAYA SAING LADA HITAM DI KECAMATAN ABUNG TINGGI KABUPATEN LAMPUNG UTARA. Jurnal Ilmu Ilmu Agribisnis: Journal of Agribusiness Science, [S. l.], v. 1, n. 4, p. 271–277, 2013. DOI: 10.23960/jiia.v1i4.702. Disponível em: https://jurnal.fp.unila.ac.id/index.php/JIA/article/view/702. Acesso em: 5 nov. 2025.