1. Außerordentliches Verhalten der Staumauer Zeuzier (Exceptional behaviour of the Zeuzier dam).;Biedermann;Wasser, Energie, Luft,1980
2. Bremen, R. (Surface deformations resulting from tunnels at great depth, state of current knowledge)
3. Theiler, A. & Meier, R. (Grouting of an aquiferous fault zone - concept and implementation)
4. Studer, M., Bräker, F., Rutishauser, M., Schätti, I. & Stengele, R. (Geodetic monitoring in high mountains)