1. Center for Experimental Study of Subsurface Environmental Processes (CESEP), Dep. of Civil and Environmental EngineeringColorado School of MinesGoldenCO80401
2. Dep. of Civil and Environmental EngineeringColorado School of MinesGoldenCO80401
3. Dep. of Structural EngineeringUniv. of CaliforniaSan DiegoCA92161