Fernandes, C. A.
Karlovich, A. Yu. http://orcid.org/0000-0002-6815-0561
Funding for this research was provided by:
Fundação para a Ciência e a Tecnologia (UID/MAT/00297/2019)
Article History
Received: 4 November 2019
Accepted: 7 January 2020
First Online: 29 January 2020