ŚWIĄTKOWSKI, Andrzej Marian. Some legal consequences of transforming an employment relationship into a fictitious – not an employee – legal relationship: abstraction or effective practice?. In: DURAJ, Tomasz (ed.). The use of atypical forms of employment in violation of labour and social security laws - diagnosis and prospects for the future. LawPoland: Lodz University Press,2023. p. 297–310. DOI: 10.18778/8331-395-5.24. Disponível em: https://press.uni.lodz.pl/index.php/wul/catalog/book/785/chapter/1883. Acesso em: 14 feb. 2026.