Journal of Physical Chemistry C, 116-7:4780 – 4785, 2012 doi:10.1021/jp211749g
El-Sayed Afaf, Mowbray Duncan J., García-Lastra Juan M., Rogero Celia, Goiri Elizabeth, Borghetti Patrizia, Turak Ayse, Doyle Bryan P., Dell'Angela Martina, Floreano Luca, Wakayama Yutaka, Rubio Angel, Ortega J. Enrique, De Oteyza Dimas G.