@misc{Kaak_Waldemar_Increasing_2022-05-11,
 author={Kaak Waldemar and Olszewska Joanna},
 howpublished={online},
 year={2022-05-11},
 title={Increasing the defense potential of firearm owners in the face of a military threat in Poland},
 doi={10.37055/pno/150554},
}