GUNAWAN, W.; MUTMAINAH, N. The Product Mix Analysis at Eilaji Coffee Sumedang. SINTESA, [S. l.], v. 13, n. 2, p. 99–104, 2022. Disponível em: https://ejournal.unsap.ac.id/index.php/sintesa/article/view/560. Acesso em: 24 jun. 2026.