Podniesińska A, Prządka-Leszczyńska M. Poles defending the borders: A handbook for citizens defending Polish borders [Internet]. Majkowska (red.) M, editor. Warszawa: Ordo Iuris Institute for Legal Culture - Scientific Press; 2025 [cited 2026 Mar. 24]. (Handbooks). Available from: https://wydawnictwo.ordoiuris.pl/index.php/books/catalog/book/70