BAKOGIANNIS, Efthimios; 						KYRIAKIDIS, Charalampos; 						ZAFEIRIS, Vasileios.
 Using Unmanned Aerial Vehicles (UAVs) to analyze the urban environment.
<strong>European Journal of Engineering and Formal Sciences</strong>, [S.l.], v. 3, n. 2, p. 20-28, aug. 2019.
ISSN 2601-6311.
Available at: &lt;<a href="http://journals.euser.org/index.php/ejef/article/view/4543" target="_new">http://journals.euser.org/index.php/ejef/article/view/4543</a>&gt;. Date accessed: 22 jan. 2021.
doi: <a href="http://dx.doi.org/10.26417/ejef.v3i2.p20-28">http://dx.doi.org/10.26417/ejef.v3i2.p20-28</a>.