COX, J. L.; LUCCI, S.; PAY, T. Effects of Dynamic Variable - Value Ordering Heuristics on the Search Space of Sudoku Modeled as a Constraint Satisfaction Problem. Inteligencia Artificial, [S. l.], v. 22, n. 63, p. 1–15, 2019. DOI: 10.4114/intartif.vol22iss63pp1-15. Disponível em: https://journal.iberamia.org/index.php/intartif/article/view/247. Acesso em: 25 feb. 2021.