https://rsglobal.pl/index.php/ws/issue/feed 2020-08-12T02:45:35+02:00 RS Global, Editorial office (journals department) editorial_office@rsglobal.pl Open Journal Systems <p>p-ISSN: 2413-1032<br>e-ISSN: 2414-6404<br>DOI: 10.31435/rsglobal_ws<br>OCLC Number: 1051262033<br>Publisher - RS Global Sp. z O.O.<br>Country - Poland</p>