BŁASZCZYK, Cezary. Financial market benchmarks. Between permeable intellectual property and quasi-monopoly. Studia Prawno-Ekonomiczne, [S. l.], v. 134, p. 9–30, 2025. DOI: 10.26485/SPE/2025/134/1. Disponível em: https://journals.ltn.lodz.pl/Studia-Prawno-Ekonomiczne/article/view/2651. Acesso em: 17 apr. 2025.