Nguembang Fadja, Arnaud http://orcid.org/0000-0003-3352-5260
Riguzzi, Fabrizio http://orcid.org/0000-0003-1654-9703
Funding for this research was provided by:
Regione Emilia Romagna (the Piano triennale alte competenze - POR FSE 2014/2020 Obiettivo tematico 10)
GNCS-INDAM
Article History
Received: 4 December 2017
Accepted: 1 August 2018
First Online: 20 August 2018