TY  - RPRT
TI  - Simplified procedure for examining charcoal specimens for identification
AU  - L. Leney
AU  - R.W. Casteel
PY  - 1975
DO  - 10.1016/0305-4403(75)90035-7
UR  - https://pubs.usgs.gov/publication/70010221
ID  - 70010221
ER  -