Machado, Walquíria, Ricardo Aparecido Campos, and Nilza Aparecida Freres Stipp. “Consideration about a Conservacionist Study about the Micro Basins Hydrographics of the Rivers Dosapertados and Três Bocas, North of Paraná - Brazil”. Sociedade & Natureza 1, no. 1 (May 30, 2005). Accessed December 23, 2024. https://seer.ufu.br/index.php/sociedadenatureza/article/view/9715.