@article{randoll_peters_2015,  title={Empirical research on Waldorf education},  ISSN={0104-4060},  url={https://doi.org/10.1590/0104-4060.41416},  DOI={10.1590/0104-4060.41416},  number={56},  journal={Educar em Revista},  publisher={Setor de Educação da Universidade Federal do Paraná},  author={Randoll, Dirk and Peters, Jürgen},  year={2015},  month={Apr},  pages={33–47} }