2024-03-28T15:53:48Z
http://dlibra.itl.waw.pl/dlibra-webapp/dlibra/oai-pmh-repository.xml
oai:dlibra.itl.waw.pl:806
2011-07-07T11:31:52Z
dLibraDigitalLibrary:dLibraDigitalLibrary07
dLibraDigitalLibrary:dLibraDigitalLibrary07:072:0722
dLibraDigitalLibrary:dLibraDigitalLibrary07:072
dLibraDigitalLibrary