TY  - RPRT
TI  - Materials research for clean utilization of coal : quarterly progress report April-June 1978
AU  - Schneider, Samuel J
PY  - 1978
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 78-1517
DO  - 10.6028/NBS.IR.78-1517
ER  -