@article{sylwan_rosin_galera_1999,  title={Effect of practice and span length on the dual-task coordination executive test},  volume={32},  ISSN={0100-879X},  url={https://doi.org/10.1590/S0100-879X1999001000013},  DOI={10.1590/S0100-879X1999001000013},  number={10},  journal={Brazilian Journal of Medical and Biological Research},  publisher={Associação Brasileira de Divulgação Científica},  author={Sylwan, R.P. and Rosin, F.M. and Galera, C.},  year={1999},  month={Oct},  pages={1263–1268} }