Classes of quadratic assignment problem instances: isomorphism and difficulty measure using a statistical approach. - Nair Maria Maia de Abreu; Paulo Oswaldo Boaventura Netto; Tania Maia Querido; Elizabeth Ferreira Gouvea (Discret. Appl. Math., 2002)

The Fifth and Sixth Coefficients of the Characteristic Polynomial of a Graph. - Patricia Erthal de Moraes; Nair Maria Maia de Abreu; Samuel Jurkiewicz (Electron. Notes Discret. Math., 2002)

Parameters of connectivity in (a, b)-linear graphs. - Carla Silva Oliveira; Nair Maria Maia de Abreu; Ademir Fernando Pazoto (Electron. Notes Discret. Math., 2005)

Bounds on the index of the Signless Laplacian of a graph involving the average degree of neighbors of a vertex. - Nair Maria Maia de Abreu; Pierre Hansen; Carla Silva Oliveira; Leonardo Silva de Lima (CTW, 2007)

A survey for the quadratic assignment problem. - Eliane Maria Loiola; Nair Maria Maia de Abreu; Paulo Oswaldo Boaventura Netto; Peter Hahn; Tania Maia Querido (Eur. J. Oper. Res., 2007)

Constructing pairs of equienergetic and non-cospectral graphs. - Andréa S. Bonifácio; Cybele T. M. Vinagre; Nair Maria Maia de Abreu (Appl. Math. Lett., 2008)

Some Infinite Families of Q-Integral Graphs. - Maria Aguieiras A. de Freitas; Nair Maria Maia de Abreu; Renata R. Del-Vecchio (CTW, 2009)

On Q-spectral integral variation. - Maria Aguieiras A. de Freitas; Renata R. Del-Vecchio; Nair Maria Maia de Abreu; Steve Kirkland (Electron. Notes Discret. Math., 2009)

Maximizing the algebraic connectivity for a subclass of caterpillars. - Oscar Rojo; Luis Medina 001; Nair Abreu; Cláudia Marcela Justel (Electron. Notes Discret. Math., 2009)

Bounds on the index of the signless Laplacian of a graph. - Carla Silva Oliveira; Leonardo Silva de Lima; Nair Maria Maia de Abreu; Pierre Hansen (Discret. Appl. Math., 2010)

Simultaneously integral graphs on three associated matrices. - Nair Maria Maia de Abreu; Maria Aguieiras A. de Freitas; Renata R. Del-Vecchio (CTW, 2013)

A note on the sum of the largest signless Laplacian eigenvalues. - Bruno D. Amaro; Leonardo Silva de Lima; Carla Silva Oliveira; Carlile Lavor; Nair Abreu (Electron. Notes Discret. Math., 2016)

Spectra and Laplacian spectra of arbitrary powers of lexicographic products of graphs. - Nair Abreu; Domingos M. Cardoso; Paula Carvalho 002; Cybele T. M. Vinagre (Discret. Math., 2017)

Vulnerability of Subclasses of Chordal Graphs. - Nair Maria Maia de Abreu; Lilian Markenzon (Electron. Notes Discret. Math., 2018)

Integer Laplacian Eigenvalues of Chordal Graphs. - Nair Maria Maia de Abreu; Cláudia Marcela Justel; Lilian Markenzon (CoRR, 2019)

Skeleton matching polytope: Realization and isomorphism. - Nair Abreu; Liliana Costa; Carlos Nascimento; Laura Patuzzi (Discret. Appl. Math., 2019)

Block-indifference graphs: Characterization, structural and spectral properties. - Nair Maria Maia de Abreu; Cláudia Marcela Justel; Lilian Markenzon; Carla Silva Oliveira; Christina Fraga Esteves Maciel Waga (Discret. Appl. Math., 2019)

Some new aspects of main eigenvalues of graphs. - Nair Abreu; Domingos M. Cardoso; Francisca Andrea Macedo França; Cybele T. M. Vinagre (Comput. Appl. Math., 2020)

Integer Laplacian eigenvalues of strictly chordal graphs. - Nair Abreu; Cláudia Marcela Justel; Lilian Markenzon (CoRR, 2020)

Graphs with all but two eigenvalues in [-2, 0]. - Nair Abreu; Jorge Alencar; André Ebling Brondani; Leonardo Silva de Lima; Carla Silva Oliveira (Discuss. Math. Graph Theory, 2020)