TY  - RPRT
TI  - The modulation transfer function for two-point and periodic objects using Gaussian and Lorentzian resolution functions 
AU  - Scrack, R A
PY  - 1984
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 84-2893
DO  - 10.6028/NBS.IR.84-2893
ER  -