Multi-GNSS Joint Precise Orbit Determination of BeiDou Navigation Satellites System
LIU Weiping HAO Jinming LI Jianwen CHEN Mingjian
Acta Geodaetica et Cartographica Sinica . 2014, (11): 1132 -1138 .  DOI: 10.13485/j.cnki.11-2089.2014.0186