NISA, Vivit Khotimatun; BUDIARTO. Analisis Nilai Tambah dan Efisiensi Produk Olahan Minuman Jahe Instan pada UMKM Ngombe Jamu Indonesia di Kecamatan Mantrijeron Yogyakarta . Journal of Agricultural Social and Business, [S. l.], v. 5, n. 1, p. 21–32, 2026. DOI: 10.31315/agrisociabus.v5i1.17018. Disponível em: https://jurnal.upnyk.ac.id/index.php/asb/article/view/17018. Acesso em: 21 aug. 2026.