Cll. 13 # 100 - 0 A.A. 24360
Department of Physics
Universidad del Valle
Santiago de Cali - Colombia
Tel / Fax: (+ 57-2) 3212388 - 3394610 / 3393237
Em@il: cesar.valenzuela@correounivalle.edu.co
Building: 320
Room: 2153
Tel: +57 2 3212100 Ext. 2388