LUTHFI, Hafiz; ARIEFANDRA AIRLANGGA, Tandaditya; HUSNA, Husna; SILABAN, Rikardo; SEMBIRING, Alexander. PENERAPAN SORTASI BIJI KOPI UNTUK PENINGKATAN MUTU DAN NILAI TAMBAH PETANI DI DESA PENANTIAN: English. Jurnal Pengabdian Nasional, [S. l.], v. 7, n. 1, p. 8–12, 2026. DOI: 10.25181/jpn.v7i1.4817. Disponível em: https://jurnal.polinela.ac.id/index.php/JPN/article/view/4817. Acesso em: 17 sep. 2026.