Journal of Vision. 2008; 8(6):294. https://doi.org/10.1167/8.6.294

Journal of Vision. 2007; 7(9):241. https://doi.org/10.1167/7.9.241

Journal of Vision. 2006; 6(6):365. https://doi.org/10.1167/6.6.365

Journal of Vision. 2005; 5(8):723. https://doi.org/10.1167/5.8.723

Journal of Vision. 2003; 3(9):166. https://doi.org/10.1167/3.9.166

Journal of Vision. 2003; 3(9):563. https://doi.org/10.1167/3.9.563