N-Doped Carbon Xerogels as Pt Support for the Electro-Reduction of Oxygen Fuels Conversion Group Autores: Alegre, C., Sebastián, D., Gálvez, M.E., Baquedano, E., Moliner, R., Aricò, A.S., Baglio, V., Lázaro, M.J. Revista: MATERIALS Año: 2017