TY  - RPRT
TI  - Letter Circular 1068: the National Bureau of Standards program in nondestructive evaluation
AU  - Berger, Harold
PY  - 1980
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - LCIRC 1068
DO  - 10.6028/NBS.LCIRC.1068
ER  -