N. Michaelsen

X-shooter, the new wide band intermediate resolution spectrograph at the ESO Very Large Telescope

R. Manuputy, F. Zerbi, A. Zacchei, 2011, 1110.1944.

The two-colour EMCCD instrument for the Danish 1.54 m telescope and SONG

F. Grundahl, M. I. Andersen, J. Southworth, 2014, 1411.7401.