Analysis of selective fluorescence for the characterization of microplastic fibers: Use of a Nile Red-based analytical method to compare between natural and synthetic fibers - Galvão, Luciana dos Santos; Ferreira, Rafaela R.; Fernandes, Emilia Mori Sarti; Correia, Carla Almêda; Valera, Ticiane Sanches; Rosa, Derval dos Santos; Wiebeck, Hélio (Journal of Hazardous Materials, 2023)