TY  - BOOK
AU  - Varnes, D.
AU  - Radbruch-Hall, D.
AU  - Savage, W.
TI  - Topographic and Structural Conditions in Areas of Gravitational Spreading of Ridges in the Western United States
PY  - 1989///
CY  - Washington
PB  - United States Government Printing Office.
ER  -