Hervais-Adelman, A., Davis, M. H., Johnsrude, I. S., & Carlyon, R. P. (2008). Perceptual
learning of noise vocoded words: Effects of feedback and lexicality. Journal of Experimental Psychology:
Human Perception and Performance, 34(2), 460-474. doi:10.1037/0096-1523.34.2.460.