[1] Ning Y., Jun T., Yuan Y. Study of ionospheric disturbances over the China mid- and low-latitude region with GPS observations. Annales Geophysicae 2018, 36, 81-89.

[2] Ling Li, et al. Synthesis and optical characterization of In 3+ -stabilized γ-Bi 2 O 3 sillenite semiconductor with cation deficiency .Materials Science in Semiconductor Processing 68 (2017) 48–52.(SCI)

[3] Ling Li, et al. Preparation and optical properties of hexa-tungsten bronze-type CsNbW2O9 semiconductor. Optical Materials 66 (2017) 361-366 .(SCI)

[4] Yaping Li, Yong Wang, and James B. Kuo, “A new passive compensation structure for Chebyshev complex band-pass filter design,” Microwave and Optical Technology Letters, vol. 60, no.10, pp. 2397-2402, Sept. 26, 2018

[5] Yong Wang, Bo Gao, Peng Li, Xian Ni, and Ranran Zhou, “A RF CMOS GNSS receiver with a passive mixer for GPS L1/Galileo E1/Compass B1 band,” IEICE Electronics Express, vol. 15, no. 13, pp. 20180551, Jul. 10, 2018.

[6] Yaping Li, and Yong Wang, “A 5th -order Butterworth active-RC complex band-pass filter with new passive compensation,” 2018 14th IEEE International Conference on Solid-State and Integrated Circuit Technology (ICSICT), pp. 1-3, Nov., 2018.