Hnatyszyn-Dzikowska, Anna. “Provision of Public Goods by Social Enterprises - an Outline of the Issues”. Studia Oeconomica Posnaniensia 3, no. 7 (July 31, 2015): s. 116–128. Accessed September 3, 2026. https://journals.ue.poznan.pl/soep/article/view/3977.