Published Online: Nov 26, 2019
Page range: 233 - 236
DOI: https://doi.org/10.2478/gth-2019-0022
© 2019 Silvia Bonacchi et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Silvia Bonacchi
Fiorenza Toccafondi