@article{rey_1998,  title={La cuestión de la subjetividad en un marco historico - cultural},  volume={2},  ISSN={1413-8557},  url={https://doi.org/10.1590/S1413-85571998000300003},  DOI={10.1590/S1413-85571998000300003},  number={3},  journal={Psicologia Escolar e Educacional},  publisher={Associação Brasileira de Psicologia Escolar e Educacional (ABRAPEE)},  author={Rey, Fernando L. González},  year={1998},  pages={229–246} }