Thermo-hydro-mechanical processes in the nearfield around a HLW repository in argillaceous formations / GRS, Gesellschaft für Anlagen- und Reaktorsicherheit (GRS) mbH ; Chun-Liang Zhang, Oliver Czaikowski, Tilmann Rothfuchs, Klaus Wieczorek ; this report was prepared under contract No. 02 E 10377 with the German Federal Ministry of Economics and Technology (BMWi)