@article{okumura_araujo_2015,  title={Contributions to the Dart versus Arrow Debate: New Data from Holocene Projectile Points from Southeastern and Southern Brazil},  volume={87},  ISSN={0001-3765},  url={https://doi.org/10.1590/0001-3765201520140625},  DOI={10.1590/0001-3765201520140625},  number={4},  journal={Anais da Academia Brasileira de Ciências},  publisher={Academia Brasileira de Ciências},  author={Okumura, Mercedes and Araujo, Astolfo G.M.},  year={2015},  month={Oct},  pages={2349–2373} }