KANO, T.// KIYONO, M.// HONDA, H.// KAWAMURA, H.// HANYU, H.// KIKUCHI, K.// TERAZOE, H. (CENTRAL RESEARCH INST. OF ELECTRIC POWER INDUSTRY, ABIKO, CHIBA (JAPAN))1995.
YAMAJI, K.// OKADA, K.// NAGANO, K.// IMAMURA, E.// NAGATA, Y.// YAMAMOTO, H.// SUGIYAMA, T.// HONDA, H. (CENTRAL RESEARCH INST. OF ELECTRIC POWER INDUSTRY, TOKYO (JAPAN))1994.