SIERADZKA, Katarzyna; KALISZCZAK, Lidia. Sources of Knowledge and Networking as Conditions for Development of Innovative Undertakings in Poland. Central European Review of Economics & Finance, [S. l.], v. 28, n. 6, p. 39–48, 2018. DOI: 10.24136/ceref.2018.030. Disponível em: https://journals.economic-research.pl/ceref/article/view/1175. Acesso em: 13 oct. 2024.