Maximum Laplacian energy of unicyclic graphs. - Kinkar Chandra Das; Eliseu Fritscher; Lucélia Kowalski Pinheiro; Vilmar Trevisan (Discret. Appl. Math., 2017)

Maximality of the signless Laplacian energy. - Lucélia Kowalski Pinheiro; Vilmar Trevisan (Discret. Math., 2018)