TY  - RPRT
TI  - Chemical character of minesoils at one Alaskan and twelve western conterminous United States coal-stripmines
AU  - R. C. Severson
AU  - L. P. Gough
PY  - 1981
DO  - 10.3133/ofr81243
UR  - https://pubs.usgs.gov/publication/ofr81243
ID  - ofr81243
ER  -