Sugiharto, Mulus. “Pemberdayaan Kelompok Usaha Mikro Donat Kentang Aneka Toping Studi Kasus Kelompok Usaha Mikro Donat Kentang Di Kecamatan Pakal Dan Kecamatan Karang Pilang Surabaya”. AJIE (Asian Journal of Innovation and Entrepreneurship) 3, no. 01 (February 13, 2018): 54–63. Accessed December 5, 2025. https://journal.uii.ac.id/ajie/article/view/8520.