TY  - RPRT
TI  - Federal Information Processing Standards Publication: specification for a data descriptive file for information interchage (DDF) 
PY  - 1986
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS FIPS 123-Sep1986
DO  - 10.6028/NBS.FIPS.123-Sep1986
ER  -