2024-03-29T09:34:49Z
https://bc.inig.pl/oai-pmh-repository.xml
oai:bc.inig.pl:2363
2022-01-14T10:13:46Z
dLibraDigitalLibrary:6:PraceNaukoweINiG dLibraDigitalLibrary:id2 dLibraDigitalLibrary dLibraDigitalLibrary:id2:naftagaz dLibraDigitalLibrary:6 dLibraDigitalLibrary:6:biuletynglpn