VERCH, U. Alles was Recht ist: Das Buchpreisbindungsgesetz. API Magazin, [S. l.], v. 3, n. 2, 2022. DOI: 10.15460/apimagazin.2022.3.2.127. Disponível em: https://journals.sub.uni-hamburg.de/hup3/apimagazin/article/view/127. Acesso em: 30 jan. 2023.