KUMAR, S. The Crossing Puzzle and Dynamic Programming. The Journal of the Indian Mathematical Society, [S. l.], v. 28, n. 3-4, p. 169–174, 1964. DOI: 10.18311/jims/1964/16842. Disponível em: http://informaticsjournals.com/index.php/jims/article/view/16842. Acesso em: 1 may. 2024.