Carita, Graça
Matias, José https://orcid.org/0000-0003-0696-5412
Morandotti, Marco https://orcid.org/0000-0003-3528-6152
Owen, David R. https://orcid.org/0000-0002-7674-2639
Funding for this research was provided by:
Fundação para a Ciência e a Tecnologia (UID/MAT/04459/2013)
Istituto Nazionale di Alta Matematica "Francesco Severi"
European Research Council (290888)
European Research Council (306274)
Article History
Received: 8 September 2017
First Online: 19 January 2018