Out-of-phase oscillation between superfluid and thermal components for a trapped Bose condensate under oscillatory excitation - Tavares, P. E. S.; Telles, Gustavo Deczka; Shiozaki, R. F.; Castelo Branco, C.; Farias, Kilvia Mayre; Bagnato, Vanderlei Salvador (Laser Physics Letters, 2013)