Open Access Policy
This is an open-access journal, i.e. all content is available free of charge for users or their institutions. Users may read, download, copy, distribute, print, search for or add links to the full texts of the articles, or use them for any other legal purpose, without prior consent from the publisher or author, in accordance with the Budapest Open Access Initiative.
All contents of the journal are immediately available upon publication. No previous registration is required.