Erlangga, E., H. Siregar, and Y. Wihardi. “Pengembangan Framework Mobile Learning Pada Pertanian Sayuran”. Jurnal Computech &Amp; Bisnis (e-Journal), vol. 13, no. 2, Dec. 2019, pp. 58-65, https://jurnal.stmik-mi.ac.id/index.php/jcb/article/view/94.