DAVIDOVIĆ, Dušan. Classification and Explanation of Private Policing. Zbornik Instituta za kriminološka i sociološka istraživanja, Belgrade, Serbia, v. 26, n. 1–2, p. 389–397, 2007. Disponível em: https://zbornik-iksi.rs/index.php/home/article/view/97. Acesso em: 4 apr. 2026.