Funding for this research was provided by:
Ministerio de Economía, Industria y Competitividad, Gobierno de España (CTM2011-30155-C03-01, CTM2011-30155-C03- 02)
Consellería de Cultura, Educación e Ordenación Universitaria, Xunta de Galicia (ED481A-2015/250)
Article History
Received: 20 October 2018
Revised: 11 February 2019
Accepted: 10 March 2019
First Online: 27 March 2019