Becchetti, Leonardo http://orcid.org/0000-0002-7629-0716
Pelligra, Vittorio http://orcid.org/0000-0002-8012-4243
Reggiani, Tommaso http://orcid.org/0000-0002-3134-1049
Funding for this research was provided by:
CSV-Sardegna Solidale
Article History
First Online: 2 September 2017