TY  - RPRT
TI  - Preparation of reference data sets for character recognition research 
AU  - Greenough, M Leighton
AU  - McCabe, Robert M
PY  - 1975
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 75-746
DO  - 10.6028/NBS.IR.75-746
ER  -