Repositorio Institucional de la Universidad de Oviedo

Citación:

Descripción física:

ISSN:

Patrocinado por:

Fernando Gascón would like to acknowledge financing from the Government of Spain through national research project ECO2012-31772. Borja Ponte would like to thank the Government of the Principality of Asturias for financially supporting his work through the Severo Ochoa program (reference BP13011). We also would like to thank professor Laura Cabiedes for her helpful comments and suggestions.