Fathony, S. H. A. ., A. D. Rahajoe, and R. F. Zainal. “KNN and Webgis Classification to Recommend Mountain Location According to Hiker Abilities”. JEECS (Journal of Electrical Engineering and Computer Sciences), vol. 7, no. 1, June 2022, pp. 1239-46, doi:10.54732/jeecs.v7i1.222.