Santoso, Halim, Antonius C, Rosa Delima, and Argo Wibowo. 2020. “Kajian Dan Rekomendasi Sistem Pemetaan Lahan Pertanian”. Ultima InfoSys : Jurnal Ilmu Sistem Informasi 11 (1), 40-50. https://doi.org/https://doi.org/10.31937/si.v9i1.1213.