S. Carlson, S. Martinkauppi, P. Rama, E. Salli, A. Korvenoja, and H.J. Aronen.
Distribution of cortical activation during visuospatial
n-back tasks as revealed by functional magnetic resonance imaging.
Cereb Cortex, 8(8):743-752, 1998.
(bibtex:
Carlson-1998-DCA).