Perbaikan Kemasan untuk Meningkatkan Daya Saing UMKM Keripik Mamak Melalui Project-Based Learning. Jurnal Altifani Penelitian dan Pengabdian kepada Masyarakat, Indonesia, v. 5, n. 4, p. 523–529, 2025. DOI: 10.59395/4dn19x06. Disponível em: https://mail.altifani.org/index.php/altifani/article/view/736. Acesso em: 7 aug. 2026.