1. CityGML Homepage,2018
2. The role of multi-stakeholder platforms for creating an enabling climate change policy environment in East Africa;Acosta,2019
3. Amtliches Liegenschaftskatasterinformationssystem (ALKIS®),2018
4. The Future of Maps: Technologies, Processes, and Ecosystem,2018
5. AIM, 2018. Anwendungsplattform intelligente mobilität. https://www.dlr.de/ts/aim, Accessed date: 1. Dec. 2018.