Conesa, Juan Carlos
Domínguez, Begoña
Article History
Received: 11 February 2019
Accepted: 3 July 2019
First Online: 16 July 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The authors declare that this research article is in compliance with the ethical standards of SERIEs and our home institutions. The authors do not need an ethical approval as the paper has a purely theoretical content.
: This article does not contain any information that requires informed consent.