Dr. Johannes Appel
![Appel Appel](https://www.dipf.de/de/institut/personen/fotos-personen/a-d/appel-johannes-zg.jpg)
Academic Staff
German Education Server (Eduserver)
Information Centre for Education
Rostocker Straße 6
60323
Frankfurt am Main
Projects
Online Resources
Publications
last modified
Jul 11, 2024