Item deposited via Symplectic Elements by user: MS Hoa Dinh HR Feed Proprietary ID: E5016137 EmailHoa.Dinh@vu.edu.au ---------- Elements publication ID: 445769. OA policy: "This journal provides immediate open access to its content on the principle that making research freely available to the public supports a greater global exchange of knowledge. Also, our journal does not charge any kind of fee from authors to publish their research work. It fulfils the Directory of Open Access Journals definition of open access." - from https://journals.umcs.pl/a/about/editorialPolicies#sectionPolicies - HD 17/8/22