Baisch, S.; Bohnhoff, M.; Ceranna, L.; Tu, Y.; Harjes, H.-P. (2002): Probing the Crust to 9-km Depth: Fluid-Injection Experiments and Induced Seismicity at the KTB Superdeep Drilling Hole, Germany. Bulletin of the Seismological Society of America, 92, 6, 2369-2380.