ERR Klassikaraadio, Estonian national radio, Fantaasia program
https://klassikaraadio.err.ee/1608325211/fantaasia-aivar-tonso
The Parish News, Resonance Extra
https://theparishnews.com/episode-263/
Byte FM, Knuspern
https://www.byte.fm/sendungen/knuspern/2021-09-19/22/