Electrical control systems and regenerative growth.
R.O. BECKER. J. Bioelectricity 1: 239–264, 1982. [PDF]

Electromagnetic controls over biological growth processes.
R.O. BECKER. J. Bioelectricity 3: 105–118, 1984. [PDF]

A theory of the interaction between DC and ELF electromagnetic fields and living organisms.
R.O. BECKER. J. Bioelectricity 4: 133–140, 1985. [PDF]