D. K. THAKKAR; V. R. DAVE. Edge Cover in a Hypergraph. International Journal of Mathematics And its Applications, [S. l.], v. 5, n. 4 - E, p. 761–768, 2017. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/1336. Acesso em: 22 jul. 2024.