Isabelle Walkner, v. Aviation Passage Service Berlin GmbH & Co. KG, Case 61/17, 7 August 2018 - European Air Law (Update) View the chapter Isabelle Walkner, v. Aviation Passage Service Berlin GmbH & Co. KG, Case 61/17, 7 August 2018 by - European Air Law (Update) Isabelle Walkner, v. Aviation Passage Service Berlin GmbH & Co. KG, Case 61/17, 7 August 2018