@article{Mayer-Gurr2021,
  author = {Mayer-G{\"{u}}rr, Torsten and Behzadpour, Saniya and Eicker, Annette and Ellmer, Matthias and Koch, Beate and Krauss, Sandro and Pock, Christian and Rieser, Daniel and Strasser, Sebastian and S{\"{u}}sser-Rechberger, Barbara and Zehentner, Norbert and Kvas, Andreas},
  doi = {https://doi.org/10.1016/j.cageo.2021.104864},
  issn = {0098-3004},
  journal = {Computers & Geosciences},
  keywords = {GNSS processing,Gravity field recovery,Orbit determination},
  pages = {104864},
  title = {{GROOPS: A software toolkit for gravity field recovery and GNSS processing}},
  url = {https://www.sciencedirect.com/science/article/pii/S009830042100159X},
  year = {2021}
}