Grzegorczyk, Elżbieta. “The Importance of Activities of Polish Crowdfunding Portals in Supporting Enterprises”. Acta Universitatis Lodziensis. Folia Oeconomica 3, no. 368 (September 20, 2024): 1–35. Accessed December 5, 2025. https://czasopisma.uni.lodz.pl/foe/article/view/21311.