@article{álvarez_micucci_bustingorri_taboada_2010,  title={Pedotransfer functions to estimate proctor test parameters under different tillage systems},  volume={34},  ISSN={0100-0683},  url={https://doi.org/10.1590/S0100-06832010000600002},  DOI={10.1590/S0100-06832010000600002},  number={6},  journal={Revista Brasileira de Ciência do Solo},  publisher={Sociedade Brasileira de Ciência do Solo},  author={Álvarez, Carina Rosa and Micucci, Federico Guillermo and Bustingorri, Carolina and Taboada, Miguel Angel},  year={2010},  month={Nov},  pages={1787–1793} }