HAI, D. N. A formula for creation and its applications to generate plots on computers. Journal of Computer Science and Cybernetics, [S. l.], v. 10, n. 2, p. 21–28, 2016. DOI: 10.15625/1813-9663/10/2/8169. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/8169. Acesso em: 3 may. 2024.