Clean and efficient use of coal : the new era for low-rank coal : Budapest, Hungary, February 1992 : conference proceedings /
International Energy Agency.
International Conference on Clean and Efficient Use of Coal: the New Era for Low-Rank Coal(1992 :Budapest, Hungary)
Paris : IEA/OECD ; [Washington, D.C. : OECD Publications and Information Centre, distributor],
1993.
"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.
Includes bibliographical references.
Lignite
Coal