Cavoretto, Roberto http://orcid.org/0000-0001-6076-4115
Funding for this research was provided by:
Istituto Nazionale di Alta Matematica “Francesco Severi”
Università degli Studi di Torino
Article History
Received: 28 October 2020
Revised: 16 January 2021
Accepted: 9 February 2021
First Online: 18 March 2021