Riki Ridwana (1), Muhammad Kamal (2), Sanjiwana Arjasakusuma (3)
(1) 1 Doctoral Program in Geographical Science, Faculty of Geography, Universitas Gadjah Mada, Sekip Utara, Bulak-sumur, 55281, Yogyakarta; Mapping Survey and Geographic Information Study Program, Faculty of Social Sciences Education, Universitas Pen-didikan Indonesia, Jalan Doktor Setiabudi Isola, 40154, Bandung, Indonesia ,
(2) Department of Geographic Information Science, Faculty of Geography, Universitas Gadjah Mada, Sekip Utara, Bulak-sumur, 55281, Yogyakarta, Indonesia ,
(3) Department of Geographic Information Science, Faculty of Geography, Universitas Gadjah Mada, Sekip Utara, Bulak-sumur, 55281, Yogyakarta, Indonesia