As of 1 April 2026, the PSJD database will become an archive and will no longer accept new data. Current publications from Polish scientific journals are available through the Library of Science: https://bibliotekanauki.pl
Recenzja książki: Bruno P. Kremer, Bärbel Oftring, Im Moor und auf der Heide. Natur erleben - beobachten - verstehen., Bern-Stuttgart-Wien 2013, ISBN 978-3-258-07777-2