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中文
Retrieval of precipitable water vapor by using combined GPS/BDS/GLONASS/Galileo PPP method
LI Hongda, ZHANG Xianyun, LIAO Liufeng, LI Ting, NIE Shihai
Bulletin of Surveying and Mapping . 2020, (
6
): 63 -66,98 . DOI: 10.13474/j.cnki.11-2246.2020.0182