TY  - BOOK
AU  - Ranga Raja Rao,S.
ED  - International Coal preparation Congress
TI  - Coal preparation and use: a world review 9th International Coal Preparation Congresses, 1982, New Delhi, India 
SN  - 9061912563
PY  - 1982///
CY  - Rotterdam
PB  - A. A. Balkema
KW  - Coal preparation
KW  - Congresses
KW  - Coal
N1  - Includes bibliographical references
ER  -