This journal applies the
Creative Commons Attribution - Non-Commercial - No Derivatives (CC BY-NC-ND) license to works published, in order to facilitate free immediate access to, and unrestricted reuse of, original works of all types. Under this license, authors agree to make articles legally available for reuse, without permission or fees, for virtually any purpose. Anyone may copy, distribute or reuse these articles, without modifying them, as long as authors and original sources are properly cited.
