KUMAI, K.// IKEYA, T.// ISHIHARA, K.// IWAHORI, T. (CENTRAL RESEARCH INST. OF ELECTRIC POWER INDUSTRY, KOMAE, TOKYO (JAPAN). ENERGY AND ENVIRONMENT LAB.)1993.
KUMAI, K.// IKEYA, T.// ISHIHARA, K.// IWAHORI, T. (CENTRAL RESEARCH INST. OF ELECTRIC POWER INDUSTRY, KOMAE, TOKYO (JAPAN). ENERGY AND ENVIRONMENT LAB.)1992.