1. J.A. Barrio, et al., The MAGIC telescope, the design study for the construction of a 17m diameter Cherenkov telescope for γ-astronomy above 10GeV, Max Planck Institute Report, March 1998, unpublished.
2. R. Mirzoyan, E. Lorenz, Measurement of the night sky light background at La Palma, Max Planck Inst. Report MPI-PhE/94-35, 1994.
3. Test of the new hybrid INTEVAC intensified photocell for the use in air Cherenkov telescopes
4. B. Pichler, Thesis, Technical University Munich, unpublished and Hamamatsu data sheet for APD array type S8550.