@misc{President_of_the_Republic_of_Poland_(Prezydent_Rzeczypospolitej_Polskiej)_Penal,
 author={President of the Republic of Poland (Prezydent Rzeczypospolitej Polskiej)},
 copyright={Jagiellonian University (transaltion); Public Domain (original)},
 howpublished={online},
 title={Penal Code},
 keywords={penal law},
}