TY  - RPRT
TI  - Simulated precipitation reference materials II 
AU  - Taylor, J K
AU  - Deardorff, E R
AU  - Rains, T C
PY  - 1977
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 77-1315
DO  - 10.6028/NBS.IR.77-1315
ER  -