Ribeiro, Willian http://orcid.org/0000-0002-6023-2589
Funding for this research was provided by:
Fundação para a Ciência e a Tecnologia (PD/BD/128059/2016, UID/MAT/00324/2019)
Article History
Received: 12 August 2019
Accepted: 22 December 2019
First Online: 18 January 2020