NOWICKI, Henryk and KUCHARSKI, Krzysztof. Proportionality of interfering with economic freedom in the context of state control of economic activity. Studia Iuridica Toruniensia. Online. 16 September 2022. Vol. 30, pp. 255-272. [Accessed 7 January 2025]. DOI 10.12775/SIT.2022.013.