Journal of Vision. 2015; 15(9):12. https://doi.org/10.1167/15.9.12

Journal of Vision. 2013; 13(2):17. https://doi.org/10.1167/13.2.17

Journal of Vision. 2012; 12(9):1391. https://doi.org/10.1167/12.9.1391

Journal of Vision. 2011; 11(15):59. https://doi.org/10.1167/11.15.59

Journal of Vision. 2011; 11(9):14. https://doi.org/10.1167/11.9.14

Journal of Vision. 2008; 8(17):75. https://doi.org/10.1167/8.17.75