Habib, Maan, A’kif Alfugara, and Biswajeet Pradhan. “A Low-Cost Spatial Tool for Transforming Feature Positions of CAD-Based Topographic Mapping”. Geodesy and Cartography 45, no. 4 (December 23, 2019): 161-168. Accessed June 2, 2020. https://journals.vgtu.lt/index.php/GAC/article/view/10322.