Ginandjar, S. ., A. . Rahmadi, M. T. . Abdulhakim, and M. Subandi. “Economic Analysis of Potato Seed in West Java, Indonesia”. Asian Journal of Agriculture and Rural Development, vol. 10, no. 4, Nov. 2020, pp. 756-63, doi:10.18488/journal.ajard.2020.104.756.763.