D. Schretlen, G.D. Pearlson, J.C. Anthony, E.H. Aylward, A.M. Augustine,
A. Davis, and P. Barta.
Elucidating the contributions of processing speed, executive
ability, and frontal lobe volume to normal age-related differences in fluid
intelligence.
Journal of the International Neuropsychological Society,
6:52-61, 2000.
(bibtex:
Schretlen-2000-ECP).