- Influences of Ergo-meter Work Load Stimulated Fluctuations in CFF Values of Circadian Rhythm on VDU Work Load Related central Nerve Fatigue (MT, SK), pp. 84–88.
- HCI-CC-1997-TakedaH #question
- Does the Circadian Rhythm of VDT Operators Cause Fluctuations of CFF Value that to Mask Fatigue Variations During Work Load? (MT, YH), pp. 563–566.
- The Fatigue Check System for VDT Workers by Measuring CFF (MT, YH, KS), pp. 618–623.
- HCI-ACS-1993-TakedaHS93a #analysis
- Analysis of Uric Properties for Stress Caused by VDT Work and Relationship Among CFF, HRV and VEP (MT, YH, KS), pp. 903–908.