Kwaśniewski J, editor. Key voting results in the Sejm and Senate of the Republic of Poland in the 1990s. In: Protection of human life at the prenatal stage of development: Social, medical and legal aspects [Internet]. Warszawa: Ordo Iuris Institute for Legal Culture - Scientific Press; 2026 [cited 2026 Aug. 10]. (Ordo Iuris Library). Available from: https://wydawnictwo.ordoiuris.pl/index.php/books/catalog/book/92/chapter/298