TY  - RPRT
TI  - NBS phase angle calibration services 
AU  - Turgel, R S
AU  - Mulrow, J M
AU  - Vecchia, D F
PY  - 1988
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS SP 250-26
DO  - 10.6028/NBS.SP.250-26
ER  -