The integer ambiguity resolution of BDS triple-frequency between long range stations with GEO satellite constraints
ZHU Huizhong, LEI Xiaoting, XU Aigong, LI Jun, GAO Meng
Acta Geodaetica et Cartographica Sinica . 2020, (9): 1222 -1234 .  DOI: 10.11947/j.AGCS.2020.20200263