SPYCHAŁA , Marcin. The Size and Structure of De Minimis Aid in Poland during the Financial Crisis. Studia Oeconomica Posnaniensia, Poznan, Polska, v. 2, n. 6, p. 96–112, 2014. DOI: 10.18559/4pgwxq88. Disponível em: https://journals.ue.poznan.pl/soep/article/view/3301. Acesso em: 3 sep. 2026.