Observation of Bose-Einstein condensation in an atomic trap in terms of macroscopic thermodynamic parameters - Romero-Rochin, V.; Shiozaki, R. F.; Caracanhas, Mônica Andrioli; Henn, Emanuel Alves de Lima; Farias, Kílvia Mayre; Roati, G.; Bagnato, Vanderlei Salvador (Physical Review A, 2012)