TY  - JOUR
PY  - 1967//
TI  - A descriptive model for determining optimal human performance in systems. Volume IV. Final summary report. NASA CR-879
JO  - NASA contractor report. NASA CR.
SP  - 1
EP  - 47
VL  - ePub
IS  - ePub
N2  - <p>[Abstract unavailable]</p> <p>Language: en</p> 
LA  - en
SN  - 0565-7059
UR  - http://dx.doi.org/
ID  - ref1
ER  -