@article{Pottiaux:5604,
      author        = "Pottiaux, Eric",
      title         = "{ROB's Operational European Near Real-Time (NRT)
                       GNSS-based tropospheric delay estimates submitted to E-GVAP
                       (from 1 Jan 2021 until 31 Dec 2021)}",
      year          = "2021",
}