Martins, Rafael Lacerda, Helio Radke Bittencourt, and Laurindo Antonio Guasselli. “Multitemporal Analysis of Land Covering and Vegetation Areas under Quaternary Superficial Formation - a Study of the Hydrographic Basin Stream Puitã, Rio Grande Do Sul - Brazil”. Sociedade & Natureza 1, no. 1 (May 30, 2005). Accessed December 11, 2024. https://seer.ufu.br/index.php/sociedadenatureza/article/view/9782.