TY  - RPRT
TI  - Transmittance MAP service 
AU  - Eckerle, Kenneth L
AU  - Hsia, J J
AU  - Weidner, Victor R
PY  - 1985
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS SP 692
DO  - 10.6028/NBS.SP.692
ER  -