7767 20260108155918.0 10.1088/1681-7575/ad8fa8 DOI SCART-2026-0037 Defraigne, Pascale CGGTTS-Version 2E: Integration of BeiDou-3 2024 NO Tagliaferro, Giulio Metrologia 61 2024 pascale.defraigne@ksb-orb.be published in REFERD