Sritrakulchai, K., and V. Sangveraphunsiri. “3D Surface Reconstruction by Hierarchical Clustering and Incremental Triangulation”. Science & Technology Asia, vol. 10, no. 4, Oct. 2015, pp. 70-84, https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/41570.