TY  - RPRT
TI  - Disturbance rating of values of IRPL quality-figure scale from A.T. & T. Co. transmission disturbance reports to replace T.D. figures as reported 
PY  - 1946
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IRPL 30
DO  - 10.6028/NBS.IRPL.30
ER  -