ECRI General Policy. Recommendation No. 15 on combating Hate Speech: https://rm.coe.int/ecri-general-policy-recommendation-no-15-on-combating-hate-speech/16808b5b01
Amadeu Antonio Stiftung: https://www.amadeu-antonio-stiftung.de/
Belltower News: https://www.belltower.news/