Rodrigues, Alexandre A. P. http://orcid.org/0000-0001-8182-9889
Funding for this research was provided by:
Fundação para a Ciência e a Tecnologia (IF/00107/2015)
Centro de Matemática Universidade do Porto (UID/MAT/00144/2019)
Article History
Received: 23 November 2020
Accepted: 26 July 2021
First Online: 17 August 2021