11. Slavia. Obsah ročníku Type: model:supplement and TEXT Language: Czech, German, Polish, Russian, and Slovak Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
12. Slavia. Obsah ročníku 89 Type: model:supplement and TEXT Language: Czech, German, Polish, Russian, and Slovak Description: Obsah ročníku 89 Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
13. Słownik języka polskiego Type: model:monograph and TEXT Language: Polish Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
14. Zygmunt Kraśinski Type: model:monograph and TEXT Language: Polish Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public