Nunez, Paul L., and Ramesh Srinivasan. "The Physics–EEG Interface." Electric Fields of the Brain: The neurophysics of EEG. : Oxford University Press, 2006-01-26. Oxford Scholarship Online. 2009-05-01. Date Accessed 22 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195050387.001.0001/acprof-9780195050387-chapter-1>.
Nunez, P., & Srinivasan, R.(2006-01-26). The Physics–EEG Interface. In Electric Fields of the Brain: The neurophysics of EEG. : Oxford University Press. Retrieved 22 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195050387.001.0001/acprof-9780195050387-chapter-1.
Nunez, Paul L., and Ramesh Srinivasan. "The Physics–EEG Interface." In Electric Fields of the Brain: The neurophysics of EEG. : Oxford University Press, 2006-01-26. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195050387.001.0001/acprof-9780195050387-chapter-1.
Nunez PL, Srinivasan R. The Physics–EEG Interface. In: Nunez PL, Srinivasan R. Electric Fields of the Brain: The neurophysics of EEG. Oxford University Press; 2006. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195050387.001.0001/acprof-9780195050387-chapter-1. Accessed May 22, 2013.