Souza Evangelista, S.A. de et al. 2014. PTERIDOPHYTE FLORA OF FOREST FRAGMENTS IN VASSUNUNGA STATE PARK – SANTA RITA DO PASSA QUATRO, SÃO PAULO, BRAZIL. Journal of the Forest Institute . 26, 1 (Jun. 2014), 101–109. DOI:https://doi.org/10.4322/rif.2014.007.