Sass, Ingo, and Ulrich Burbaum. 2010. “Damage to the Historic Town of Staufen (Germany) Caused by Geothermal Drillings through Anhydrite-Bearing Formations”.
Acta Carsologica
39 (2). Ljubljana, Slovenija. https://doi.org/10.3986/ac.v39i2.96.