Kausarian, Husnul and Masdriyanto, Sandy and Batara, Batara and Suryadi, Adi and Zainuddin Lubis, Muhammad (2023) Geomorphology and Geology Studies Using Digital Elevation Model (DEM) Data In the Watershed Area of Kampar Regency, Riau Province. Journal of Geoscience, Engineering, Environment, and Technology, 8 (3). ISSN 2541-5794