Published Online: Dec 31, 2018
Page range: 40 - 43
DOI: https://doi.org/10.2478/disp-1996-0005
© 2019 Desidério Murcho, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Desidério Murcho
Sociedade Portuguesa de Filosofia Av. da República,Lisboa, Portugal