Kustiani, Lilik, Kurnia Isnuwardiati, Diah Widiawati, and Dyah Setyawati. 2021. “The Education, Training, and Coaching of Household Businesses Producers of Opak Gambir”. Abdimas: Jurnal Pengabdian Masyarakat Universitas Merdeka Malang 6 (4):620-28. https://doi.org/10.26905/abdimas.v6i4.5741.