Szabó, C. (2018) „Examination of the Need for a Directive to Strengthen the Control over Possession of Firearms Envisaged by the European Commission in the Context of New Types of Security Challenges Affecting the European Union”, Hadmérnök, 13(3), o. 486–494. Elérhető: https://folyoirat.ludovika.hu/index.php/hadmernok/article/view/3917 (Elérés: 2 március 2024).