1GUO JinYun1,2, HAN YanBen1 & CHANG XiaoTao3 1 National Astronomical Observatories, Chinese Academy of Sciences, Beijing 100012, China,2 College of Geodesy and Geomatics, Shandong University of Science and Technology, Qingdao 266510, China,3 Chinese Academy of Surveying and Mapping, Beijing 100039, China.A new method of ionospheric-free hybrid differential positioning based on a double-antenna CAPS receiver[J].Science China(Physics,Mechanics & Astronomy),2009,52(3):368-375. 被引量:5