Joanna Studzińska2025-07-252025-07-2520162080-108410.7206/kp.2080-1084.125https://repozytorium.kozminski.edu.pl/handle/item/2252representative of the collectiveclass actionunification of claimsconsumentpostępowanie grupowereprezentatnt grupowyujednolicenie roszczeńkonsumentProtecting the interests of the group (collective) in the jurisdiction of courts of common pleas and the Supreme Court in PolandProtecting the interests of the group (collective) in the jurisdiction of courts of common pleas and the Supreme Court in PolandArticle