@article{sallun filho_fairchild_2000,  title={Stromatolites in the mesoproterozoic Itaiacoca Group (se Brazil): paleoenvironmental inferences and comparisons with other similar forms},  volume={72},  ISSN={0001-3765},  url={https://doi.org/10.1590/S0001-37652000000400021},  DOI={10.1590/S0001-37652000000400021},  number={4},  journal={Anais da Academia Brasileira de Ciências},  publisher={Academia Brasileira de Ciências},  author={Sallun Filho, William and Fairchild, Thomas R.},  year={2000},  month={Dec},  pages={602–603} }