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. FarbatlasGeschützte und gefährdete Pflanzen, Helmut Baumann, Theo Müller, Stuttgart (Hohenheim) 2001, Verlag Eugen Ulmer, ss. 318, ISBN 3-8001-3533-7