TY  - RPRT
TI  - Recent results of the NIST national ball plate round robin 
AU  - Borchardt, B
PY  - 1993
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NIST IR 5218
DO  - 10.6028/NIST.IR.5218
ER  -