TY  - BOOK
T1  - Effects of diesel engine emissions on coal mine air quality :final report /
DA  - 1977.
CY  - Cambridge, Mass. :
AU  - Lawter, J. Ronald.
CN  - TN23
CN  - TN23
PB  - Arthur D. Little, Inc.,
PP  - Cambridge, Mass. :
PY  - 1977.
N1  - "Authors: J. Ronald Lawter, David A. Kendall."
ID  - 12202
KW  - Diesel motor exhaust gas.
KW  - Coal mines and mining.
TI  - Effects of diesel engine emissions on coal mine air quality :final report /
ER  -