Glass, Gary <br/><br/>
A critical evaluation of published western coal-resource estimates 

<br/><br/> <Donation ORSTOM> 
<br/><br/>bibliogr. p. 541 
<br/><br/><label>ISSN: </label>00167606 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gisement potentiel<br/>Coal measures<br/>Charbon<br/>Réserve<br/>Etude critique
<br/><br/><label>Subjects--Index Terms: </label>Etats Unis  Colorado Etats Unis  Wyoming Etats Unis  Montana