@article{mena_ormazábal_morales_santelices_gajardo_2011,  title={ÍNDICES DE ÁREA VERDE Y COBERTURA VEGETAL PARA LA CIUDAD DE PARRAL (CHILE), MEDIANTE FOTOINTERPRETACIÓN Y SIG},  volume={21},  ISSN={1980-5098},  url={https://doi.org/10.5902/198050983809},  DOI={10.5902/198050983809},  number={3},  journal={Ciência Florestal},  publisher={Universidade Federal de Santa Maria},  author={Mena, Carlos and Ormazábal, Yony and Morales, Yohana and Santelices, Rómulo and Gajardo, John},  year={2011},  month={Jul},  pages={521–531} }