Details Details PDF BIBTEX RIS Title Black Magic Journal title ACADEMIA. The magazine of the Polish Academy of Sciences Yearbook 2007 Issue Nr 2 (14) 2007 Danger Authors Pieńkowski, Andrzej Divisions of PAS Popularnonaukowe Coverage 50 Publisher Polish Academy of Sciences Date 30.09.2023 Identifier 1731-7401 Language eng <div class="test"></div>