Bernat, Maria, and Sylwia Jasek. “Barriers to Innovation Activity. The Macro-, Mezo- and Microeconomic Approach on the Example of Poland”. Regional Barometer. Analyses & Prognoses 16, no. 4 (April 12, 2019): 23–36. Accessed November 22, 2024. https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/41.