00284nam a2200109Ia 4500008004100000082001200041082000800053245006000061245002200121260002200143300000900165231017s9999    xx            000 0 und d  a624.164  bLAZ 0aGeotechnical Engineering Circular No.7: Soil Nail Walls 0cCarlos A. Lazarte  bCarlos A. Lazarte  c30cm