21. Skvrna Creator: Jahn, Metoděj Format: electronic Type: model:article and TEXT Language: Czech Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
22. Tiché světy Creator: Jahn, Metoděj Publisher: Otto Type: model:monograph and TEXT Language: Czech Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public