R. G. Olsen, D. Deno, R. S. Baishiki, J. R. Abbot, R. Conti, M. Frazier, K. Jaffa, G. B. Niles, J. R. Stewart, and R. Wong, “Magnetic fields from electric power lines: theory and comparison to measurement,” IEEE Trans on Power Delivery, vol. 3, no. 4, pp. 2127-2136, Oct. 1988.

N. Hayashi, K. Isaka, and Y. Yokoi, “Examination of simple analytical method for calculating 60 Hz magnetic field in power substations,” IEEJ Transactions on Power and Energy, vol. 111-B, no.1, pp. 108-116, Jan. 1991.

W. T. Kaune, and L. E. Zaffanella, “Analysis of magnetic fields produced far from electric power lines,” IEEE Transactions on Power Delivery, vol. 7, no. 4, pp. 2082-2091, Oct. 1992.

Y. Du, T. C. Cheng, and A. S. Farag, “Principles of power-frequency magnetic field shielding with flat sheets in a source of long conductors,” IEEE Transactions on Electromagnetic Compatibility, vol. 38, no. 3, pp. 450-459, Aug. 1996.

R. G. Olsen, and P. Moreno, “Some observations about shielding extremely low-frequency magnetic fields by finite width shields,” IEEE Transactions on Electromagnetic Compatibility, vol. 38, no. 3, pp. 460-468, Aug. 1996.

K. Yamazaki, T. Iwamoto, T. Kawamoto, and H. Fujinami, “Investigation of shielding method of ELF magnetic field generated from conductors,” Electrical Engineering in Japan, vol. 131, no. 2, pp. 635-641, Feb. 2000.

S.-W. Min, K.-H. Song, and S.-H. Myung, “Investigation of shielding effects of high conductivity or high permeability materials on 60Hz ELF magnetic fields,” Transactions on KIEE, vol. 54C, no. 4, pp. 166-171, Apr. 2005.