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
Energy and economic effectiveness of gas-steam combined heat and power plants fired with natural gas Efektywność energetyczna i ekonomiczna elektrociepłowni gazowo-parowych opalanych gazem ziemnym