1. Asanova, T.P., Rakov, A.I., 1966, The state of health of persons working in the electric fields of outdoor 400 kV and 500 kV switchyards, Gig. Tr. Prof. Zabol (Moskva), 10:50–52.
2. Bassett, C.A.L., Pawluk, R.J., Becker, R.O., 1964, Effects of electric currents on bone in vivo, Nature, 204:652.
3. Bassett, C.A.L., Pawluk, R.J., Pilla, A.A., 1974, Augmentation of bone repair by inductively coupled electromagnetic fields, Science, 184:575–577.
4. Bawin, S. M. and Adey, W.R., 1976, Sensitivity of calcium binding in cerebral tissues to weak environmental electric fields oscillating at low frequencies, Proc. Natl. Acad. Sci. U.S. A., 73:1999
5. Report NAMRL-1197;D Beischer,1975