OPEN ACCESS POLICY
The OJPR 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.
The article processing charge in the OJPR is 60 EUR.
All articles published in the OJPR are licensed under a Creative Commons Attribution 4.0 International License.
Authors hold the copyrights of their own articles by acknowledging that their articles are originally published in the OJPR.