Tonetto, A. F., C. K. Peres, and C. C. Z. Branco. “The Genus Vaucheria D.C. (Vaucheriaceae, Xanthophyceae) in Southern Brazil: Taxonomic and Ecological Aspects”. Biota Neotropica, vol. 12, no. 2, June 2012, //www.biotaneotropica.org.br/BN/article/view/942.