“Modernisasi UMKM Opak Gambir Melalui Sosialisasi Digital Marketing Dan Inovasi Packaging Di Kelurahan Bujel Kota Kediri”. Proceedings of The National Conference on Community Engagement 3 (March 3, 2026): 523–533. Accessed August 25, 2026. https://proceeding.unpkediri.ac.id/index.php/ncce/article/view/9550.