ŚWIADEK, A.; SZOPIK-DEPCZYŃSKA, K. Economic Cycle and Innovative Activity of Enterprises in Polish Regions — Probit Models. Regional Barometer. Analyses & Prognoses, [S. l.], n. 3 (25), p. 95–104, 2011. DOI: 10.56583/br.1326. Disponível em: https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/1326. Acesso em: 8 nov. 2024.