HOPPE, H. U.; PINO, J. A. Preface. COMPUTING AND INFORMATICS, [S. l.], v. 34, n. 3, p. 517–520, 2015. Disponível em: http://www.cai.sk/ojs/index.php/cai/article/view/3219. Acesso em: 23 sep. 2021.