Perceptual latency priming and illusory line motion: Facilitation by gradients of attention?
I. Scharlau, G. Horstmann, Advances in Cognitive Psychology 2 (2006) 87–97.

The spatial distribution of attention in perceptual latency priming.
I. Scharlau, The Quarterly Journal of Experimental Psychology A: Human Experimental Psychology 57A (2004) 1411–1436.