Phase transition in poly(vinylidene fluoride) investigated with micro-Raman spectroscopy - Constantino, C. J. L.; Job, Aldo E.; Simões, R. D.; Giacometti, José Alberto; Zucolotto, Valtencir; Oliveira Junior, Osvaldo Novais de; Gozzi, G.; Chinaglia, D. L. (Applied Spectroscopy, 2005)