Zhongbao Wang,
Hongmei Liu,
Shao-Jun Fang,
and
Yuan Cao,
"A Low-Cost Dual-Wideband Active GNSS Antenna with Low-Angle Multipath Mitigation for Vehicle Applications,"
Progress In Electromagnetics Research,
Vol. 144, 281-289, 2014.
doi:10.2528/PIER13121205