Isotropic Vectors of Non-negative Integral Quadratic Forms. - Hans-Joachim von Höhne; José Antonio de la Peña (Eur. J. Comb., 1998)

Comparing momenta and pi-electron energy of benzenoid molecules. - José Antonio de la Peña; L. Mendoza; Juan Rada (Discret. Math., 2005)

The fundamental group and Galois coverings of hexagonal systems in 3-space. - José Antonio de la Peña; L. Mendoza (Int. J. Math. Math. Sci., 2006)

The iterated Prisoner's Dilemma in societies of deterministic players. - José Antonio de la Peña; N. Tello (Discret. Math., 2009)

Impact functions on the citation network of scientific articles. - José Antonio de la Peña (J. Informetrics, 2011)

Hyperspherical embedding of graphs and networks in communicability spaces. - Ernesto Estrada; M. G. Sánchez-Lirola; José Antonio de la Peña (Discret. Appl. Math., 2014)

On walk entropies in graphs. Response to Dehmer and Mowshowitz. - Ernesto Estrada; José Antonio de la Peña; Naomichi Hatano (Complex., 2016)