@article{sautchuk_2011,  title={Poetic improvisation in the Brazilian Northeast},  volume={8},  ISSN={1809-4341},  url={https://doi.org/10.1590/S1809-43412011000100010},  DOI={10.1590/S1809-43412011000100010},  number={1},  journal={Vibrant: Virtual Brazilian Anthropology},  publisher={Associação Brasileira de Antropologia (ABA)},  author={Sautchuk, João Miguel},  year={2011},  month={Jan},  pages={260–290} }