Clean and efficient use of coal  :  the new era for low-rank coal :  Budapest, Hungary, February 1992 :  conference proceedings / 
[sponsored by] International Energy Agency ... [et al.] 
 - Paris :  OECD/IEA,  1993 
 - 779 p. :  ill. ;  30 cm. 
<br/><br/> 'Proceedings ... presented at the IEA International Conference on Clean and Efficient Use of Coal : the New Era for Low-Rank Coal ... held on 24th-27th February 1992 in Budapest, Hungary'--Foreword 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9264140220  US 97.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lignite--Congresses<br/>Coal--Congresses