“Penurunan Pendapatan UMKM Akibat Covid-19”. Seminar Nasional Penalaran dan Penelitian Nusantara 1, no. 1 (October 31, 2020): 150–159. Accessed January 11, 2026. https://proceeding.unpkediri.ac.id/index.php/ppn/article/view/380.