Els següents fitxers sobre la llicència estan associats a aquest element:

© Miguel Angel Moliner, Diego Monferrer Tirado and Marta Estrada-Guillén. Published by Emerald
Publishing Limited. This article is published under the Creative Commons Attribution (CC BY 4.0) licence.
Anyone may reproduce, distribute, translate and create derivative works of this article (for both commercial
and non-commercial purposes), subject to full attribution to the original publication and authors. The full
terms of this licence may be seen at http://creativecommons.org/licences/by/4.0/legalcode.
Except where otherwise noted, this item's license is described as © Miguel Angel Moliner, Diego Monferrer Tirado and Marta Estrada-Guillén. Published by Emerald Publishing Limited. This article is published under the Creative Commons Attribution (CC BY 4.0) licence. Anyone may reproduce, distribute, translate and create derivative works of this article (for both commercial and non-commercial purposes), subject to full attribution to the original publication and authors. The full terms of this licence may be seen at http://creativecommons.org/licences/by/4.0/legalcode.