Schwenn, R. Department Sun and Heliosphere, Max Planck Institute for Solar System Research, Max Planck Society; MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society;
Epple, A., & Schwenn, R. (1995). PICO a mirror coronagraph on Pic du Midi. In J. R. Kuhn, & M. J. Penn (Eds.), Infrared Tools for Solar Astrophysics: What's Next? (pp. 233-238). Singapore: World Scientific Publishing Co. Pte. Ltd.