@article{bianchini_garcia_pimenta_torezan_2010,  title={Slope variation and population structure of tree species from different ecological groups in South Brazil},  volume={82},  ISSN={0001-3765},  url={https://doi.org/10.1590/S0001-37652010000300012},  DOI={10.1590/S0001-37652010000300012},  number={3},  journal={Anais da Academia Brasileira de Ciências},  publisher={Academia Brasileira de Ciências},  author={Bianchini, Edmilson and Garcia, Cristina C. and Pimenta, José A. and Torezan, José M.D.},  year={2010},  month={Sep},  pages={643–652} }