Steven H. Ferris

Loss of position constancy underwater

Steven H. Ferris, 1972 .

Improving Distance Estimation Underwater: Long-Term Effectiveness of Training

Steven H. Ferris, 1973, Perceptual and motor skills.

Improving Absolute Distance Estimation in Clear and in Turbid Water

S. H. Ferris, Steven H. Ferris, 1973, Perceptual and motor skills.