1. Ivan Pelant, Jan Valenta: Luminiscence doma, v přírodě a laboratoři Creator: Sýkora, Jan Format: print, bez média, and svazek Type: model:article and TEXT Subject: fyzika, physics, 6, and 53 Language: Czech Description: [autor recenze] Jan Sýkora. Rights: http://creativecommons.org/licenses/by-nc-sa/4.0/ and policy:public
2. Nelehká cesta ke vzdálenému cíli: Dita Nymburská, Denisa Vostrá, Mami Sawatari: Japonština Creator: Sýkora, Jan Type: article, model:article, and TEXT Language: Czech Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public