Influence of thermal treatment time on structural and physical properties of polyimide films at beginning of carbonization - Ferreira, Fábio A. S.; Battirola, Liliane C.; Lewicki, James P.; Worsley, Marcus A.; Silva, Marcelo de Assumpção Pereira da; Amaral, Thiago; Lepienski, Carlos M.; Rodrigues Filho, Ubirajara Pereira (Polymer Degradation and Stability, 2016)