Graphs with small hyperbolicity constant. - Sergio Bermudo; José M. Rodríguez 001; Omar Rosario; José María Sigarreta (Electron. Notes Discret. Math., 2014)

Small values of the hyperbolicity constant in graphs. - Sergio Bermudo; José M. Rodríguez 001; Omar Rosario; José María Sigarreta (Discret. Math., 2016)

On the Inverse Degree Polynomial. - Paul Bosch; José Manuel Rodríguez 001; Omar Rosario; José María Sigarreta (Symmetry, 2019)