@article{fenilli_reichart_bacchi_trivelin_dourado-neto_2007,  title={The 15N isotope to evaluate fertilizer nitrogen absorption efficiency by the coffee plant},  volume={79},  ISSN={0001-3765},  url={https://doi.org/10.1590/S0001-37652007000400015},  DOI={10.1590/S0001-37652007000400015},  number={4},  journal={Anais da Academia Brasileira de Ciências},  publisher={Academia Brasileira de Ciências},  author={Fenilli, Tatiele A.B. and Reichart, Klaus and Bacchi, Osny O.S. and Trivelin, Paulo C.O. and Dourado-Neto, Durval},  year={2007},  month={Dec},  pages={767–776} }