On mass massacres in the US. Academic Journal of Internal Affairs, [S. l.], v. 67, n. 5, p. 114–124., 2019. DOI: 10.38146/BSZ.2019.5.9. Disponível em: http://belugyiszemle-350.pitservice.hu/index.php/belugyiszemle/article/view/568. Acesso em: 21 mar. 2026.