@article{stoltz_parrat-dayan_vonèche_2007,  title={Apresentação},  ISSN={0104-4060},  url={https://doi.org/10.1590/S0104-40602007000200002},  DOI={10.1590/S0104-40602007000200002},  number={30},  journal={Educar em Revista},  publisher={Setor de Educação da Universidade Federal do Paraná},  author={Stoltz, Tania and Parrat-Dayan, Silvia and Vonèche, Jacques},  year={2007},  pages={13–16} }