Simoncelli, Michele http://orcid.org/0000-0002-7052-4286
Marzari, Nicola http://orcid.org/0000-0002-9764-0199
Mauri, Francesco http://orcid.org/0000-0002-6666-4710
Article History
Received: 5 December 2018
Accepted: 2 April 2019
First Online: 27 May 2019
Competing interests
: The authors declare no competing interests.