- Author: Hartmut Krones, Christian Meyer
- Language: German
- Year: 2012
- Author: Hartmut Krones, Therese Muxeneder
- Language: German
- Year: 2013
- Author: Hartmut Krones
- Language: German
- Year: 2019
- Author: Hartmut Krones
- Language: German
- Year: 2014
- Author: Hartmut Krones
- Language: German
- Year: 2014
- Author: Hartmut Krones, Theophil Antonicek, Elisabeth Theresia Fritz-Hilscher
- Language: German
- Year: 2011
- Author: Hartmut Krones, Reinhold Kubik
- Language: German
- Year: 2020
- Author: Hartmut Krones
- Language: German
- Year: 2012
- Author: Hartmut Krones
- Language: German
- Year: 2011
- Author: Hartmut Krones (editor)
- Language: German
- Year: 2011