William, Kevin Hendra, and Kristoko Dwi Hutomo. 2021. “The Natural Disaster Prone Index Map Model in Indonesia Using the Thiessen Polygon Method ”. INTENSIF: Jurnal Ilmiah Penelitian Dan Penerapan Teknologi Sistem Informasi 5 (2), 148-60. https://doi.org/10.29407/intensif.v5i2.14612.