11. Ze začátku železnic Creator: Z.Hájek Format: electronic Type: model:article and TEXT Language: Czech Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
12. Zeitschrift des Deutschen Vereines fůr die Geschichte Mährens und Schlesiens Creator: Z.Hájek Format: electronic Type: model:article and TEXT Language: Czech Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public