@incollection{2021:ullrich:chapter_3_, title = {Chapter 3 - Intermediaries and unlawful content – challenges in internet regulation}, year = {2021}, note = {}, booktitle = {Unlawful Content Online}, pages = {98--224}, edition = {1}, author = {Ullrich, Carsten}, publisher = {Nomos}, address = {Baden-Baden}, series = {Luxemburger Juristische Studien - Luxembourg Legal Studies}, volume = {21} }