GPS/BDS单历元基线解算中随机模型的确定
陶庭叶,王志平,蒋俊儒
The Method for Determining the Stochastic Model of Single 
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TAO Tingye,WANG Zhiping,JIANG Junru
大地测量与地球动力学 . 2015, (4): 649 -652 .  DOI: 10.14075/j.jgg.2015.04.023