00257nam a2200097Ia 4500008004100000040002500041082001400066100002100080245002300101260003500124240215s9999    xx            000 0 und d  aNORSU-DumcNORSU-Dum  a551.8/T92  aTwiss, Robert J. 0aStructural Geology  bW.H. Freeman and Companyc1992