Costa, T. C. e C., L. J. de O. Accioly, L. M. T. Oliveira, M. A. J. de Oliveira, and D. P. Guimarães. “Interaction Among Biophysical and Human Factors With Flora Diversity in the Indication of Areas for Conservation of Caatinga Biome”. Sociedade & Natureza, vol. 21, no. 1, Aug. 2009, https://seer.ufu.br/index.php/sociedadenatureza/article/view/9496.