@Article{adgeo-55-23-2021,
AUTHOR = {Mikschi, M. and B\"ohm, J. and Schartner, M.},
TITLE = {Unconstrained Estimation of VLBI Global Observing System Station Coordinates},
JOURNAL = {Advances in Geosciences},
VOLUME = {55},
YEAR = {2021},
PAGES = {23--31},
URL = {https://adgeo.copernicus.org/articles/55/23/2021/},
DOI = {10.5194/adgeo-55-23-2021}
}