TY  - RPRT
TI  - A ''critical'' tracking task for manual control research.
AU  - Jex, H. R.
AU  - Mc Donnell, J. D.
AU  - Phatak, A. V.
PY  - 1966
UR  - https://ntrs.nasa.gov/citations/19670041442
ID  - 19670041442
ER  -