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Method and apparatus for providing position information

Hiroyuki Yamamoto, Yuichiro Tsutsui, Ichiro Inaba, 2000 .

A method for informing a position information and mobile communication terminal

Masaaki Maeda, Hiroyuki Yamamoto, Junko Matsuo, 2001 .

Correlation between site preference, superconductivity and magnetism in Pb2Sr2Y1-xCax(Cu1-yMy)3O8 (M=Fe, Co, Ni, Zn, Ga)

Y. Morii, S. Funahashi, Y. Koike, 1993 .