BIGA, Bartłomiej. The effectiveness of a patent: An economic analysis of industrial property law. Journal of Public Governance, Poland, v. 31, n. 1, p. 37–47, 2015. DOI: 10.15678/ZP.2015.31.1.04. Disponível em: https://publicgovernance.pl/zpub/article/view/348.. Acesso em: 3 jul. 2024.