1. Příroda na Šumavě: (Ad Vesmír 83, 86, 2004/2) Creator: Pliška, Vladimír and Wagner, Michal Type: article, model:article, and TEXT Language: Czech Rights: http://creativecommons.org/licenses/by-nc-sa/4.0/ and policy:public
2. Spasení těl: (Ad Vesmír 83, 351, 2004/6) Creator: Wagner, Michal Type: article, model:article, and TEXT Language: Czech Rights: http://creativecommons.org/licenses/by-nc-sa/4.0/ and policy:public