Affiliation: | Departamento de Física, CFM, Universidade Federal de Santa Catarina, PO Box 476, Florianópolis 88040-900, SC, Brazil;Department of Astronomy, Nanjing University, Nanjing 210093, China;European Southern Observatory, Alonso de Cordova 3107, Santiago, Chile;Instituto Nacional de Astrofísica, Optica y Electrónica, Tonantzintla, Puebla, México;Institut d'Astrophysique de Paris, 98bis Boulevard Arago, 75014 Paris, France |