TRI YOGI; FITRI LESTARI; REGI FERNANDEZ; DARWAN EFFENDI. Analisis Pendapatan Usaha Pengolahan Kopi Bubuk Robusta (Coffea Canephora) (Studi Kasus : UMKM Air Lanang Coffee) Kabupaten Rejang Lebong. Jejak digital: Jurnal Ilmiah Multidisiplin, [S. l.], v. 1, n. 4, p. 1947–1956, 2025. DOI: 10.63822/w10qkp64. Disponível em: https://indojurnal.com/index.php/jejakdigital/article/view/497. Acesso em: 3 dec. 2025.