Gegenfurtner, KR Department Human Perception, Cognition and Action, Max Planck Institute for Biological Cybernetics, Max Planck Society; Max Planck Institute for Biological Cybernetics, Max Planck Society;
https://www.sciencedirect.com/science/article/pii/S0042698997002149 (Verlagsversion)
Gegenfurtner, K. (1998). Thresholds for the identification of the direction of motion of plaid patterns defined by luminance or chromatic contrast. Vision Research, 38(6), 881-888. doi:10.1016/S0042-6989(97)00214-9.