TY  - RPRT
TI  - Advanced ATC: An aircraft perspective
AU  - Credeur, Leonard
AU  - Williams, David H.
AU  - Howell, William E.
AU  - Spitzer, Cary R.
PY  - 1986
UR  - https://ntrs.nasa.gov/citations/19870012460
ID  - 19870012460
ER  -