by Ando, S, Sekine, S, Mita, M, Katsuo, S
Published in Applied optics (2004) (15.12.1989)

by Hatori, Masaaki, Shioya, Kouhei, Ohkawa, Masashi, Sekine, Seishi, Tsuchida, Keiichi, Mita, Motohito
Published in Electronics & communications in Japan. Part 2, Electronics (1996)

by Ando, Shigeru, Nakazawa, Takaki, Sekine, Seishi, Hoshi, Katsuhiro, Mita, Motohito
Published in Electronics & communications in Japan. Part 2, Electronics (1991)