Lee IH, Assad JA (May 2003). "Putaminal activity for simple reactions or self-timed movements". Journal of Neurophysiology. 89 (5): 2528–37. doi:10.1152/jn.01055.2002. PMID12611988.
Kitamura J, Shibasaki H, Kondo T (April 1993). "A cortical slow potential is larger before an isolated movement of a single finger than simultaneous movement of two fingers". Electroencephalography and Clinical Neurophysiology. 86 (4): 252–8. doi:10.1016/0013-4694(93)90106-6. PMID7682928.
Lee IH, Assad JA (May 2003). "Putaminal activity for simple reactions or self-timed movements". Journal of Neurophysiology. 89 (5): 2528–37. doi:10.1152/jn.01055.2002. PMID12611988.
Green JB, St Arnold PA, Rozhkov L, Strother DM, Garrott N (2003). "Bereitschaft (readiness potential) and supplemental motor area interaction in movement generation: spinal cord injury and normal subjects". Journal of Rehabilitation Research and Development. 40 (3): 225–34. PMID14582526.
Kitamura J, Shibasaki H, Kondo T (April 1993). "A cortical slow potential is larger before an isolated movement of a single finger than simultaneous movement of two fingers". Electroencephalography and Clinical Neurophysiology. 86 (4): 252–8. doi:10.1016/0013-4694(93)90106-6. PMID7682928.