DIAN PUJI ASTUTI et al. From Waste to Worth: Upcycling Limbah Tutup Botol Plastik Menjadi Gantungan Kunci Bernilai Ekonomi Melalui Pemberdayaan Masyarakat. Jurnal Insan Pengabdian Indonesia, [S. l.], v. 4, n. 3, p. 161–167, 2026. DOI: 10.62007/jouipi.v4i3.1034. Disponível em: https://ejournal.alhafiindonesia.co.id/index.php/JOUIPI/article/view/1034. Acesso em: 16 nov. 2026.