@article{scherer_ricci_2001,  title={Rotational dynamics of the magnetic moments in ferrofluids},  volume={31},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332001000300007},  DOI={10.1590/S0103-97332001000300007},  number={3},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Scherer, Claudio and Ricci, Trieste F.},  year={2001},  month={Sep},  pages={380–389} }