TY  - RPRT
TI  - Preliminary Gulf Coast Coalbed Methane Exploration Maps: Depth to Wilcox, Apparent Wilcox Thickness and Vitrinite Reflectance
AU  - Charles E. Barker
AU  - Laura R. Biewick
AU  - Peter D. Warwick
AU  - John R. SanFilipo
PY  - 2000
DO  - 10.3133/ofr2000113
UR  - https://pubs.usgs.gov/publication/ofr2000113
ID  - ofr2000113
ER  -