TY  - GEN
AU  - Shingledecker,C A
AU  - Holding,D H
TI  - Risk and effort measures of fatigue
SN  - 0022-2895
PY  - 2013///0819
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1080/00222895.1974.10734975
ER  -