Salleh S, Ujang U, Azri S, Choon TL. 3D Topological Validation of Compact Abstract Cell Complexes (CACC) Data Structure for Buildings in CityGML. Int J. of BES [Internet]. 2020 Apr. 29 [cited 2024 Nov. 26];7(2):25-32. Available from: https://ijbes.utm.my/index.php/ijbes/article/view/457