Evolution of configurations of vortices excited in BEC: from regularity to turbulence - Henn, Emanuel Alves de Lima; Seman, J. A.; Ramos, E. R. F.; Caracanhas, M.; Castilho, Patricia Christina Marques; Olímpio, E. P.; Roati, G.; Magalhães, Daniel Varela; Magalhães, Kílvia Mayre Farias; Bagnato, Vanderlei Salvador (Conference on Research Frontiers in Ultra-Cold Atoms - CUA, 2009)