Some links
- Groupe de Recherche de Géodésie Spatiale (GRGS)
- IGS Central Bureau
- IGS Analysis Center Coordinator
- IGS Terrestrial Frame Combination Center
- IGS Multi-GNSS Experiment (M-GEX)
- PPP-AR Pilot Project
- Form@ter/Géodésie
- SpotGins (Large Network IPPP series)
- The CNES PPP-WIZARD project Precise Point Positioning With Integer and Zero-difference Ambiguity Resolution Demonstrator