1. J.F. Munoz-Martin et al., A Low Profile, Dual-band, Dual Polarized Antenna for Indoor/Outdoor Wearable Application, in: 13th Eur. Conf. Antennas Propagation, EuCAP 2019, vol. 77, no. 1, 2019, pp. 1221–1232.
2. T.P. Yunck, G.F. Lindal, C.-H. Liu, The role of GPS in precise Earth observation, 2003, pp. 251–258.
3. GPS sounding of the atmosphere from low earth orbit: Preliminary results;Ware;Bull. Am. Meteorol. Soc.,1996
4. Historical Review;Wanhill;Springer Briefs Appl. Sci. Technol.,2019
5. Tutorial on remote sensing using GNSS bistatic radar of opportunity;Zavorotny;IEEE Geosci. Remote Sens. Mag.,2014