No fee is charged from the author or institution under any name.
No fees are requested from authors at any stage, from manuscript submission to publication. Authors are not subject to any financial obligation during the evaluation, acceptance, or publication processes.
• No monetary or in-kind copyright fee is paid to the author(s) for published articles. All authors are deemed to have accepted this condition during the
manuscript submission process.
• The copyrights of the submitted articles belong to the author(s). Authors are obliged to declare that their manuscripts comply with scientific and ethical
standards and do not violate the rights of third parties.