When and where perceptual load interacts with voluntary visuospatial attention: An event-related potential and dipole modeling study. - Shimin Fu; Marla Zinni; Peter Squire; Reshma Kumar; Daniel Caggiano; Raja Parasuraman (NeuroImage, 2008)

Both a Nicotinic Single Nucleotide Polymorphism (SNP) and a Noradrenergic SNP Modulate Working Memory Performance when Attention is Manipulated. - Pamela M. Greenwood; Ramya Sundararajan; Ming-Kuan Lin; Reshma Kumar; Karl J. Fryxell; Raja Parasuraman (J. Cogn. Neurosci., 2009)