T. P. Sinurat, K. Munibah, and D. P. T. Baskoro, “Modeling Land-Use Change in Humbang Hasundutan District Using Clue-S”, J. Il. Tan. Lingk., vol. 17, no. 2, pp. 75–82, Oct. 2015, doi: 10.29244/jitl.17.2.75-82.