Picado, Jorge https://orcid.org/0000-0001-7837-1221
Pultr, Aleš
Funding for this research was provided by:
Grantová Agentura České Republiky (P202/12/G061)
Ministry of Economy and Competitiveness of Spain (MTM2015-63608-P)
FCT/MCTES, Portugal (UID/MAT/00324/2013 CMUC)
Article History
Received: 7 June 2018
Accepted: 5 September 2018
First Online: 15 September 2018