TY  - RPRT
TI  - Development of the NASA VALT digital navigation system
AU  - Mcconnell, W. J., Jr.
AU  - Skutecki, E. R.
AU  - Calzado, A. J.
PY  - 1975
UR  - https://ntrs.nasa.gov/citations/19760008052
ID  - 19760008052
ER  -