STENGER, Peter et al. USRP based X-band Digital Beam Forming Synthetic Aperture Imaging Radar. Proceedings of the GNU Radio Conference, [S.l.], v. 4, n. 1, sep. 2019. Available at: <https://pubs.gnuradio.org/index.php/grcon/article/view/63>. Date accessed: 21 oct. 2019.