Purwadi, J. et al. 2020. Uji Usabilitas Sistem Jual Beli Produk Pertanian(Usability Testing for Agriculture Product Trading System). JUITA: Jurnal Informatika. 8, 2 (Nov. 2020), 207–215. DOI:https://doi.org/10.30595/juita.v8i2.7255.