The Art of Descrying Distance. - Keith K. Niall (Hum. Factors, 1999)

Distance Estimation with Night Vision Goggles: A Little Feedback Goes a Long Way. - Keith K. Niall; Jack D. Reising; Elizabeth L. Martin (Hum. Factors, 1999)

Laser Projection versus a CRT Display in the Visual Perception of Aircraft Aspect. - Keith K. Niall (Hum. Factors, 2002)

Distance Estimation and Simulation Training. - Garret Morawiec; Keith K. Niall; Kathleen Scullion (UKSim, 2008)

Above-Real-Time Training (ARTT) Improves Transfer to a Simulated Flight Control Task. - D. C. Donderi; Keith K. Niall; Karyn Fish; Benjamin Goldstein (Hum. Factors, 2012)