From Chris Johnson (crj@cs.utah.edu):

Here are some publications (some are on-line at www.cs.utah.edu/sci, but
many are "too old"....)

C.R. Johnson. Numerical Methods for Bioelectric Field Problems. Biomedical
Engineering Handbook, J.D. Bronzino, ed., CRC Press, pp. 161-188, 1995. 

C.R. Johnson and R.S. MacLeod. Nonuniform spatial mesh adaption using a
posteriori error estimate: applications to forward and inverse
problems. Applied Numerical Mathematics, vol. 14, pp. 311-326, 1994.

C.R. Johnson, R.S. MacLeod, and M.A. Matheson. Computational medicine:
Bioelectric field problems. IEEE COMPUTER, pages 59-67, Oct. 1993. 

R.S. MacLeod, C.R. Johnson, and M.A. Matheson. Visualization of bioelectric
fields. IEEE Computer Graphics and Applications, pp. 10-12, July 1993. 

C.R. Johnson, R.S. MacLeod, M.A. Matheson, and C. Zimmerman. The Body
Electric. Discover Magazine, pp. 72-77, Feb., 1993. 

C.R. Johnson and R.S. MacLeod. Inverse solutions for electric and potential
field imaging. Physiological Imaging, Spectroscopy, and Early Detection
Diagnostic Methods., ed., Barbour, R.L. and Carvlin, M.J., pp. 130-139
SPIE, 1993.

R.S. MacLeod, C.R. Johnson, and M.A. Matheson. Visualization of cardiac
bioelectricity - a case study. IEEE Visualization 92, pp. 411-418, 1992. 

C.R. Johnson, R.S.MacLeod, and P.R. Ershler. A computer model for the study
of electrical current flow in the human thorax. Computers in Biology and
Medicine, Vol. 22, No. 5, pp. 305-323, 1992.

R.S. MacLeod, C.R. Johnson, and M.A. Matheson. Visualization tools for
computational electrocardiology. Visualization in Biomedical Computing,
433-444, 1992.

C.R. Johnson, R.S. MacLeod, and M.A. Matheson. Computer simulations reveal
complexity of electrical activity in the human thorax. Computers in
Physics, May/June, pp. 230-237, 1992.