TY  - RPRT
TI  - Estimating Los Angeles degradation value using the Schmidt rebound hammer along the Front Range, Colorado
AU  - J.C. Davenport
AU  - W. H. Langer
PY  - 1998
DO  - 10.3133/ofr98331
UR  - https://pubs.usgs.gov/publication/ofr98331
ID  - ofr98331
ER  -