FRANK, J. The CP 1998 Workshop on Constraint Problem Reformulation. AI Magazine, [S. l.], v. 20, n. 4, p. 93, 1999. DOI: 10.1609/aimag.v20i4.1483. Disponível em: https://ojs.aaai.org/aimagazine/index.php/aimagazine/article/view/1483. Acesso em: 20 apr. 2024.