Rauf, Rusdin, and Haryoto Haryoto. “Business Development of Cumi-Cumi Product Made from Sweet Potatoes in Karangbangun Village, Karanganyar Regency”. Journal of Community Services and Engagement: Voice of Community (VOC), vol. 2, no. 1, Jan. 2023, pp. 20-28, doi:10.23917/voc.v2i1.1255.