- Author: Philipp Sibbertsen Hartmut Lehne
- Language: German
- Year: 2021
- Author: Philipp Sibbertsen Hartmut Lehne
- Language: German
- Year: 2021
- Author: Philipp Sibbertsen Hartmut Lehne (auth.)
- Language: German
- Year: 2015
- Author: Philipp Sibbertsen Hartmut Lehne (auth.)
- Language: German
- Year: 2012