HUY, N. H.; TẠO, N. Q. Recognizing some geometrical objects from a discrete set of polygons. Journal of Computer Science and Cybernetics, [S. l.], v. 14, n. 2, p. 33–41, 2016. DOI: 10.15625/1813-9663/14/2/7897. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/7897. Acesso em: 26 apr. 2024.