Francisco and Victor. Lyon, Jul 2007.
QNG as in Novermber 2006.
Arkady, Francisco and Victor. Maceió, September 2006.
Francisco, Pedro and Mario. Antofagasta, June 2006.
Pedro and Francisco. Pucón, July 2004.
GISC Workshop. Chinchón, June 2004.
Alberto and Francisco. Puebla, 2002.
Francisco, Antonio, Jean-Pierre, Victor and Andrey. San Juan de Puerto Rico, July 2001.