Links

1. https://www.geographie.uni-bonn.de/en/research/research-groups/rg-mueller-mahn/person-register-rg-muller-mahn/johannes-dittmann#research_profile-tab
2. https://www.geographie.uni-bonn.de/en/research/research-groups/rg-mueller-mahn/person-register-rg-muller-mahn/johannes-dittmann#businesscard-tab
3. https://www.geographie.uni-bonn.de/de/forschung/arbeitsgruppen/ag-schipper/team/johannes-dittmann