@article{focht_pillar_2003,  title={Spatial patterns and relations with site factors in a campos grassland under grazing},  volume={63},  ISSN={1519-6984},  url={https://doi.org/10.1590/S1519-69842003000300008},  DOI={10.1590/S1519-69842003000300008},  number={3},  journal={Brazilian Journal of Biology},  publisher={Instituto Internacional de Ecologia},  author={Focht, T. and Pillar, V. D.},  year={2003},  month={Aug},  pages={423–436} }