Open Acces Policy

Journal Perkivi provides open access for researchers to facilitate access to knowledge. The full text of articles published in this Journal may be read, downloaded, copied, distributed, printed, searched, or linked to the full text of this article, stored the article, searched for indexing, passed it as data to software, or used it for other lawful purposes, without any financial, legal, or technical barriers other than those inseparable from access to the internet itself.