SAMKOV, Alexei; SILKOV, Valeriy. Some particular indices of effectiveness of unmanned aerial vehicle application. Aviation, [S. l.], v. 16, n. 3, p. 57–62, 2012. DOI: 10.3846/16487788.2012.732302. Disponível em: https://journals.vilniustech.lt/index.php/Aviation/article/view/4358. Acesso em: 9 may. 2025.