Open Access Policy
Open access (OA) refers to online research outputs that are free of all restrictions on access (e.g. no need for a subscription to access), When anyone can read, download, copy, distribute, print, search for, and search within the information, or use it in education or another way within the legal agreements, the publication is called 'open access, as there are no financial, legal or technical barriers. The VGV journal adopted the Open Access Policy and user license Creative Commons CC- BY 4.0 International License.