TY  - RPRT
TI  - Preliminary report on coal characteristics in the Salt Range area of north-central Pakistan
AU  - Peter D. Warwick
AU  - Tariq Shakoor
PY  - 1988
DO  - 10.3133/ofr88637
UR  - https://pubs.usgs.gov/publication/ofr88637
ID  - ofr88637
ER  -