Graph theory and algorithms

Springer Science and Business Media LLC - Tập 18 - Trang 83-84 - 2012
Celina M. H. de Figueiredo1, Jayme L. Szwarcfiter2
1COPPE/UFRJ, Rio de Janeiro, Brazil
2Instituto de Matemática, NCE and COPPE, UFRJ, Rio de Janeiro, Brazil