JANKOWSKA, Barbara; PIETRZYKOWSKI, Maciej. Clusters as absorbers and diffusers of knowledge. Economics and Business Review, Poland, v. 13, n. 1, p. 68–88, 2013. DOI: 10.18559/ebr.2013.1.815. Disponível em: https://journals.ue.poznan.pl/ebr/article/view/815. Acesso em: 10 apr. 2025.