1. Das alchemistische Trakt at des Marcus Eugenius Bonacina von 1616 über Trinkgold Creator: Purš, Ivo Format: bez média and svazek Type: model:article and TEXT Language: Czech Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
2. Kontakty Michaela Maiera s Rudolfem II. v Praze roku 1609 Creator: Purš, Ivo and Hausenblasová, Jaroslava Format: bez média and svazek Type: model:article and TEXT Language: Czech Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public
3. Simon Thadeas Budek und Christiph Harant von Polžice unter den Alchemisten Kaiser Rudolfs. II. Creator: Hausenblasová, Jaroslava and Purš, Ivo Format: bez média and svazek Type: model:article and TEXT Language: Czech Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public