Web of Science (Clarivate Analytics)
There are 1341 citations for articles
published in the journal PP as of June 2020, which increase by 6% compared to 1260 citations as of June 2019.
Please click the following link to see the screenshot.
Google Scholar
There are 4450 citations for articles published in the journal PP as of December 2019 based on the statistics from Google Scholar.
The 2-year Google-based Journal Impact
Factor (2-GJIF) is 0.69.
CABI databases
PP is indexed by CABI, which is one of the
9 databases in the "Web of Science".
Please check the screenshot.
PP has
been indexed by several world class databases. For more information, please
access the following links: