J.E. Calvert

Impairments of mental rotation in Parkinson's disease

A-Yeong Lee, John P. Harris, J.E. Calvert · Neuropsychologia · 1998 · 105 citations

Medicine, Neurology, Neuroscience +10

Contrast, spatial frequency and test duration effects on the tilt aftereffect: Implications for underlying mechanisms

J. P. Harris, J.E. Calvert · Vision Research · 1989 · 65 citations

Medicine, Psychology, Vision Science +13

Some existence results for singular boundary value problems

L. E. Bobisud, J.E. Calvert, W. D. Royalty · Differential and Integral Equations · 1993 · 39 citations · Full text

Natural Sciences, Mathematics, Differential Equations +16

Spatial frequency and duration effects on the tilt illusion and orientation acuity

J.E. Calvert, J. P. Harris · Vision Research · 1988 · 30 citations

Medicine, Vision Science, Spatial Vision +16

The tilt after-effect: changes with stimulus size and eccentricity

J.E. Calvert, J. P. Harris · Spatial Vision · 1985 · 21 citations

Medicine, Neuroscience, Vision Science +13