“Loi Du 20 Mai 1971 Code De procédure En matière De Contraventions: Dz.U. 1971, Nr 12, Poz 116”. 1972. Contemporary Central & East European Law, no. 17-18 (December): 123-37. https://czasopisma.inp.pan.pl/index.php/cceel/article/view/1561.