“Documents Issued by Unrecognised Entities – The Approach of the Polish Courts: Comment on the Judgment of the Supreme Court of 25 June 2020, Ref. No. I NSNc 48 19”. Polish Yearbook of International Law 40 (November 7, 2021): 297–308. Accessed October 3, 2025. https://czasopisma.inp.pan.pl/index.php/pyil/article/view/2767.