TY  - SER
AU  - Devereux Carter,M
AU  - Medlin,Antoinette
AU  - Krohn,Kathleen
ED  - Coal geology symposium: The evaluation of North American coal resources
TI  - The national coal resources data system: a status report
SN  - 00167606
KW  - Coal measures
KW  - Bassin houiller
KW  - Gisement potentiel
KW  - Couche charbon
KW  - Carte houillère
KW  - Evaluation gîte
KW  - Isopaque
KW  - Etats Unis
N1  - <Donation ORSTOM>
ER  -