Coles, M. G. H., Gratton, G., & Donchin, E. 1988 Detecting early communication : using measures of movementrelated potentials to illuminate human information processing. Biological Psychology, 26, 69-89.
De Pascalis, V., Morelli, A., & Montirosso, R. 1990 Word recognition time and event related potentials during emotional word processing. Journal of Psychophysiology, 4,229-240.