Sidrys, Inga. “The Application of Niklas Luhmann’s Theory of Autopoesis to the Analysis of the System of Law”. Sociologija. Mintis Ir Veiksmas, vol. 8, no. 3-4, July 2001, pp. 44-55, https://doi.org/10.15388/SocMintVei.2001.3-4.5896.