Open Acces Policy
This journal provides immediate open access to its content on the principle that making research freely available to the public supports a greater global exchange of knowledge. All content is freely available without charge to users or / institution. Users are allowed to read, download, copy, distribute, print, search, or link to full text articles in this journal without asking prior permission from the publisher or author. We are continuously working with our author communities to select the best choice of license options: Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.