Copyright and self-archiving policy
 
All papers presented on the JPPR website are Open Access, meaning they are freely accessible online without charge to anyone, anywhere. Authors publish under the Creative Commons Attribution-Non-Commercial-NoDerivs 3.0 (CC BY-NC-ND 3.0), which means that anyone may copy, and distribute published papers for any purpose, as long as the author and original source are properly cited: author/co-authors names, title of the paper, journal, year, volume, issue, pages, DOI number. The specific licence terms of use are available on https://creativecommons.org/licenses/by-nc-nd/3.0/.

As the JAFS promotes the self-archiving policy, the authors are encouraged to share and deposit their works in any repository and domain. However, the editorial office recommends that the authors depositing their works should use the official published version of the paper posted on the journal website: http://www.journalssystem.com/jppr/ and must remember to add the DOI number.
 
eISSN:1899-007X
ISSN:1427-4345