@article{luca_faella_2017,  title={Communicating vessels: a non-linear dynamical system},  volume={39},  ISSN={1806-1117},  url={https://doi.org/10.1590/1806-9126-RBEF-2016-0306},  DOI={10.1590/1806-9126-RBEF-2016-0306},  number={3},  journal={Revista Brasileira de Ensino de Física},  publisher={Sociedade Brasileira de Física - SBF},  author={Luca, Roberto De and Faella, Orazio},  year={2017},  pages={e3309} }