Tawfiq, Nabeel, Faleh Mahmood, and Israa Muhsin. “HIGH RESOLUTION DEM PRODUCTION USING MODIFIED INTERPOLATION METHODS (QUADRANT & OCTANT)”. Iraqi Journal of Science 50, no. 3 (October 17, 2024): 409–417. Accessed December 6, 2025. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/14260.