@article{costa_2001,  title={The two most important lateritization cycles in the Amazon region and their paleoecological importance},  volume={73},  ISSN={0001-3765},  url={https://doi.org/10.1590/S0001-37652001000300014},  DOI={10.1590/S0001-37652001000300014},  number={3},  journal={Anais da Academia Brasileira de Ciências},  publisher={Academia Brasileira de Ciências},  author={COSTA, MARCONDES L. DA},  year={2001},  month={Sep},  pages={461–462} }