Kwaśniak A. Enforcement of the debt confirmed by the bank enforcement order by a bank that previously sold the debt by way of transfer to a securitization fund, as an example of unlawful activity resulting in unjustified enrichment on the part of the bank. An approvi. osap [Internet]. 2021 Nov. 18 [cited 2024 Nov. 2];19(3):121-37. Available from: https://czasopisma.uni.opole.pl/index.php/osap/article/view/4588