Open Access statement
This is an open access journal, which means that all content is freely available without charge to the user or his/her institution. Users are allowed to read, download, copy, distribute, print, search, or link to the full texts of the articles, or use them for any other lawful purpose, without asking prior permission from the publisher or the author. This is in accordance with the BOAI definition of open access.
Open Access licence
All content is made freely available for non-commercial purposes. Users are allowed to copy and redistribute the material, transform, and build upon the material as long as they cite the source.