Lu,
R.-S.
Max Planck Institute for Radio Astronomy, Max Planck Society;
Roelofs,
F.
Max Planck Institute for Radio Astronomy, Max Planck Society;
Fish,
V.L.
Max Planck Institute for Radio Astronomy, Max Planck Society;
Shiokawa,
H.
Max Planck Institute for Radio Astronomy, Max Planck Society;
Doeleman,
S.S.
Max Planck Institute for Radio Astronomy, Max Planck Society;
Gammie,
C.F.
Max Planck Institute for Radio Astronomy, Max Planck Society;
Falcke,
H.
Max Planck Institute for Radio Astronomy, Max Planck Society;
Krichbaum,
T.P.
Max Planck Institute for Radio Astronomy, Max Planck Society;
Zensus,
J.
Max Planck Institute for Radio Astronomy, Max Planck Society;