Gosińska E, Górajski M, Ulrichs M. Micro-firms’ productivity growth in Poland beforeand during COVID-19: Do industry and region matter?. EBER [Internet]. 2024 Jun. 30 [cited 2024 Jul. 2];12(2):177-200. Available from: https://eber.uek.krakow.pl/eber/article/view/2199