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Journal of Vision. 2005; 5(8):843. https://doi.org/10.1167/5.8.843

Journal of Vision. 2004; 4(8):653. https://doi.org/10.1167/4.8.653

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Journal of Vision. 2003; 3(9):44. https://doi.org/10.1167/3.9.44

Journal of Vision. 2003; 3(9):45. https://doi.org/10.1167/3.9.45

Journal of Vision. 2003; 3(9):521. https://doi.org/10.1167/3.9.521