Radio IBS Liberty, Universal Service. Ludwigshafen. 9. September 2019. Interview with Michael Heise from Per Aspera SD (2008) and Andreas Klamm, Radio TV IBS Liberty. Per Aspera And Human Rights,

Documentation, Interview, Radio Production:

http://www.radio4all.net/files/andreasklamm@hotmail.com/3628-1-peraspera081.mp3