Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

• A. Camero-Arranz1 · h 16
• C. Wilson-Hodge1 · h 52
• M. Finger1 · h 38
• N. Ikhsanov1 · h 15

• 3C InstituteUS1 paper
• Aalto UniversityFI1 paper
• Agenzia Spaziale ItalianaIT1 paper
• AlbaNovaSE1 paper
• Anglia Ruskin UniversityGB1 paper
• Arcetri Astrophysical ObservatoryIT1 paper
• Armagh Observatory & PlanetariumGB1 paper
• Astronomical Institute of the Slovak Academy of SciencesSK1 paper
• Astronomical Observatory of CapodimonteIT1 paper
• Astronomical Observatory of RomeIT1 paper
• Centre de Recherche Astrophysique de LyonFR1 paper
• Centre National de la Recherche ScientifiqueFR1 paper