Analysis of GPS Zenith Tropospheric Delay Variation Based on EMD
YANG Jing, GU Hui, WANG Yong, WU Liang, CAO Zhiyong, GAO Yongqin
测绘通报 . 2016, (6): 55 -59,90 .  DOI: 10.13474/j.cnki.11-2246.2016.0189