TY  - RPRT
TI  - Prevention of failures in coal conversion systems 
AU  - Shives, T Robert
AU  - Willard, William A
PY  - 1977
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS SP 468
DO  - 10.6028/NBS.SP.468
ER  -