Journal of Vision. 2005; 5(12):48. https://doi.org/10.1167/5.12.48

Journal of Vision. 2004; 4(4):5. https://doi.org/10.1167/4.4.5

Journal of Vision. 2003; 3(12):27. https://doi.org/10.1167/3.12.27

Journal of Vision. 2003; 3(12):39. https://doi.org/10.1167/3.12.39

Invest. Ophthalmol. Vis. Sci.. 2001; 42(13):3349-3356.

Invest. Ophthalmol. Vis. Sci.. 2001; 42(6):1396-1403.