Open Access 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 the published Open Access articles will be immediately and permanently free for everyone to read and download. We are continuously working with our author communities to select the best choice of license options, currently being defined for journal as follows: Creative Commons Attribution-Share Alike 4.0 International (CC BY-SA 4.0).