TY  - RPRT
TI  - Daytime visual load and the effects upon human sleep.
AU  - J A Horne
AU  - B Walmsley
PY  - 1976
DO  - 10.1111/j.1469-8986.1976.tb00084.x
UR  - https://pubmed.ncbi.nlm.nih.gov/176675/
ID  - 176675
ER  -