SKOBIR, Zmago; MAGISTER, Tone. Assessment of a Light Unmanned Aircraft Ground Impact Energy. Promet - Traffic&Transportation, [S. l.], v. 23, n. 2, p. 97–104, 2012. DOI: 10.7307/ptt.v23i2.136. Disponível em: https://traffic2.fpz.hr/index.php/PROMTT/article/view/1402. Acesso em: 26 aug. 2025.