Diaz Rodriguez JPatrick D23/07/201823/07/20182018https://hdl.handle.net/10179/15814By default, GSTF publishes these articles under a Creative Commons Attribution NonCommercial (CC-BY-NC 3.0) license that allows reuse subject only to the use being non-commercial and to the article being fully attributed (http://creativecommons.org/licenses/by-nc/3.0) to GSTF. Articles funded by certain organizations that mandate publication with a Creative Commons Attribution (CC BY 3.0) license, which may require reuse for commercial purposes are allowed, subject to the article being fully attributed to GSTF.CC-BY-NC 3.0internet435654Massey_Dark