Kostka, Mestwin Stanisław. “After Crisis? – The Only Way: Economics for Sustainable Development”. Equilibrium. Equilibrium. Quarterly Journal of Economics and Economic Policy 6, no. 1 (March 1, 2011): 41–56. Accessed December 9, 2025. https://apcz.umk.pl/EQUIL/article/view/EQUIL2011.002.