URBAŃSKI, Konrad. Low altitude control for quadcopter using visual feedback. Archives of Electrical Engineering , [S. l.], v. 70, n. 4, p. 845–858, 2021. DOI: 10.24425/aee.2021.138265. Disponível em: https://wydawnictwo.pan.pl/index.php/aee/article/view/5706. Acesso em: 17 oct. 2026.