52 Mark E. Reid, and Richard G. Lahusen. Real-time Monitoring of Active Landslides Along Highway 50, El Dorado County.adapted from: California Geology, 1998, 51(3):17～20.
52 Mark E. Reid, and Richard G. Lahusen. Real-time Monitoring of Active Landslides Along Highway 50, El Dorado County.adapted from: California Geology, 1998, 51(3):17～20.
54王兰生.斜坡稳定性问题的工程地质分析［A］.三峡库区移民工程地质灾害防治与研究［C］.