Episodes 2021; 44(1): 75-80
Published online March 1, 2021
https://doi.org/10.18814/epiiugs/2020/020086
Copyright © International Union of Geological Sciences.
Dolores Pereira
Department of Geology, University of Salamanca, 37008 Salamanca Spain
Correspondence to:* E-mail: mdp@usal.es
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
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