On the Existence of Tree Backbones that Realize the Chromatic Number on a Backbone Coloring. - Júlio César Silva Araújo; Alexandre A. Cezar; Ana Silva 001 (J. Graph Theory, 2017)

Circular backbone colorings: On matching and tree backbones of planar graphs. - Júlio Araújo 001; Fabrício Benevides; Alexandre A. Cezar; Ana Silva 001 (Discret. Appl. Math., 2018)

Backbone Coloring of Graphs with Galaxy Backbones. - Camila Araujo; Júlio Araújo 001; Ana Silva 001; Alexandre A. Cezar (LAGOS, 2019)

On the proper orientation number of chordal graphs. - Júlio Araújo 001; Alexandre A. Cezar; Carlos V. G. C. Lima; Vinícius Fernandes dos Santos; Ana Silva 001 (Theor. Comput. Sci., 2021)

Backbone coloring of graphs with galaxy backbones. - Camila S. Araújo; Júlio Araújo 001; Ana Silva 001; Alexandre A. Cezar (Discret. Appl. Math., 2022)