TY  - SER
AU  - Glass,Gary
ED  - Coal geology symposium: The evaluation of North American coal resources
TI  - A critical evaluation of published western coal-resource estimates
SN  - 00167606
KW  - Gisement potentiel
KW  - Coal measures
KW  - Charbon
KW  - Réserve
KW  - Etude critique
KW  - Etats Unis
KW  - Colorado
KW  - Wyoming
KW  - Montana
N1  - <Donation ORSTOM>; bibliogr. p. 541
ER  -