Martínez San Pedro, Fernando
Domínguez Vara, Ignacio A.
Bórquez, José Luis
Gonzalez-Ronquillo, Manuel http://orcid.org/0000-0003-3616-4157
Funding for this research was provided by:
Universidad Autónoma del Estado de México (UAEMex 2238/2006 and 2750/2009)