11. Rozmach reklamního filmu Creator: Jehl, L. Format: electronic Type: model:article and TEXT Language: Czech Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
12. Zajímavá kniha o Richardu Wagnerovi Creator: Jehl, L. Format: electronic Type: model:article and TEXT Language: Czech Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public