@article{CTT100574778,
  author = {Hanako OGASAWARA and Toshiaki NAKAMURA and Hidetoshi FUJIMORI and Hiroyuki HACHIYA and Koichi MIZUTANI},
  title = {Analysis of Tidal Effect on Reciprocal Sound Propagation in Central Pacific Ocean},
  journal = {Japanese Journal of Applied Physics},
  year = 2008,
}

@article{CTT100547319,
  author = {Hanako Ogasawara and Toshiaki Nakamura and Hiroyuki Hachiya and Hidetoshi Fujimori and Koichi Mizutani},
  title = {Fluctuation of Long-Distance Sound Propagation in the Central Pacific},
  journal = {Japanese Journal of Applied Physics},
  year = 2006,
}

@inproceedings{CTT100593658,
  author = {Hanako Ogasawara and Toshiaki Nakamura and Hidetoshi Fujimori and Hiroyuki Hachiya and Koichi Mizutani},
  title = {Analysis of Meridionally Reciprocal Sound Propagation in the Central Pacific},
  booktitle = {Proceedings of Symposium on Ultrasonic Electronics},
  year = 2007,
}