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			| J G. Robson
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								C. . Enroth-Cugell, J. G. Robson, D. E. Schweitzer-Tong,  & A. B. Watson (1983) Spatio-temporal interactions in cat retinal ganglion cells showing linear spatial summation, Christina Enroth-Cugell, J. G. Robson, D.E Schweitzer-Tong & Andrew B. Watson, Journal of Physiology (London), 341, 279-307
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								A. B. Watson,  & J. G. Robson (1981) Discrimination at threshold: Labelled detectors in human vision, Vision Research, 21, 1115-1122
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