Supercritical CO2 extraction of carotenoids from pitanga fruits (Eugenia uniflora L.) - Lopes Filho, Genival; De Rosso, Veridiana Vera; Meireles, M. Angela de Almeida; Rosa, Paulo T. V.; Oliveira, Alessandra Lopes de; Mercadante, Adriana Zerlotti; Cabral, Fernando Antonio (The Journal of Supercritical Fluids, 2008)