Fernandes Novanta, A.F., Silva Oliveira, C. and de Lima, L. 2021. Laplacian integral graphs with a given degreee sequence constraint. Proyecciones (Antofagasta, On line). 40, 6 (Jun. 2021), 1431-1448. DOI:https://doi.org/10.22199/issn.0717-6279-4735.