@article{Zhao_2018,
title={Evaluation of long-term BeiDou/GPS observation quality based on G-Nut/Anubis and initial results},
ISSN={1214-9705},
url={http://dx.doi.org/10.13168/agg.2018.0006},
DOI={10.13168/agg.2018.0006},
journal={Acta Geodynamica et Geomaterialia},
publisher={Institute of Rock Structure and Mechanics,
AS CR},
author={Zhao,
Lewen},
year={2018},
month=mar,
pages={77–85} }