@article{calderón_curilef_ladrón de guevara_2009,  title={Probability distribution in a quantitative linguistic problem},  volume={39},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332009000400028},  DOI={10.1590/S0103-97332009000400028},  number={2a},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Calderón, F. and Curilef, S. and Ladrón de Guevara, M. L.},  year={2009},  month={Aug},  pages={500–502} }