IMPROVING THE EFFICIENCY OF FARMERS ’PERFORMANCE THROUGH THE APPLICATION OF APPROPRIATE TECHNOLOGY TO COFFEE LEATHER SHELTERS. Jurnal Vokasi Mekanika, [S. l.], v. 2, n. 4, p. 67–71, 2020. DOI: 10.24036/vomek.v2i4.154. Disponível em: http://vomek.ppj.unp.ac.id/index.php/vomek/article/view/154. Acesso em: 22 jul. 2026.