Hippius, H. Max Planck Institute of Psychiatry, Max Planck Society;
Klein, H. E. Max Planck Institute of Psychiatry, Max Planck Society;
Strian, F. Max Planck Institute of Psychiatry, Max Planck Society;
Hippius, H., Klein, H. E., & Strian, F. (1999). Angstsyndrome - Diagnostik und Therapie. Berlin: Springer.