1. F.P. McCullough, A. Levine, R.V. Snelgrove, Secondary battery, U.S. Pat. 4,830,938, (1989).
2. F.P. McCullough, A.F. Beale, Electrode for use in secondary electrical energy storage devices – avoids any substantial change in dimension during repeated electrical charge and discharge cycles, U.S. Pat. 4,865,931, (1989).
3. F.P. McCullough, Flexible carbon fiber electrode with low modulus and high electrical conductivity, battery employing the carbon fiber electrode, and method of manufacture, U.S. Pat., 5,532,083, (1996).
4. Dual Intercalating Molten Electrolyte Batteries;Carlin;Journal of the Electrochemical Society,1994
5. Insertion reactions in advanced electrochemical energy storage;Besenhard;Pure and Applied Chemistry,1998