@article{peixoto_peixoto_alves_2012,  title={Aspects related to the permanence of undergraduate and graduate students in semi-presential classes},  volume={25},  ISSN={0103-2100},  url={https://doi.org/10.1590/S0103-21002012000900008},  DOI={10.1590/S0103-21002012000900008},  number={spe2},  journal={Acta Paulista de Enfermagem},  publisher={Escola Paulista de Enfermagem, Universidade Federal de São Paulo},  author={Peixoto, Henry Maia and Peixoto, Mariana Maia and Alves, Elioenai Dornelles},  year={2012},  pages={48–53} }