TY  - BOOK
AU  - Valkovic, Vlado .
TI  - Trace Elements in Coal Vol. I
SN  - 0-8493-5491-9
U1  - 553.2 
PY  - 2000///
CY  - Florida
PB  - CRC Press
KW  - Geology
KW  - Coal-Analysis
KW  - Trace Elements-Analysis
KW  - Mineralogy
KW  - Minerals
KW  - PG-Geology
N1  - Bib, Index
ER  -