Details Details PDF BIBTEX RIS Title Class Counts in Poland Journal title ACADEMIA. The magazine of the Polish Academy of Sciences Yearbook 2013 Issue Nr 4 (40) 2013 Communication Authors Sadura, Przemysław Divisions of PAS Popularnonaukowe Coverage 4-7 Publisher Polish Academy of Sciences Date 22.04.2023 Type Interview Identifier 1731-7401 Language eng <div class="test"></div>