Kenichi Asakawa, Junichi Kojima, Yoshihiko Ito, Satoru Takagi, Yuichi Shirasaki, Naomi Kato; Autonomous underwater vehicle AQUA EXPLORER 1000 for inspection of underwater cables, Proceedings of 1996 Symposium on Autonomous Underwater Vehicle Technology, pp. 10 - 17, June 1996.

Satoru Takagi, Junichi Kojima, Kenichi Asakawa; DC cable sensors for locating underwater telecommunication cables, Proceedings of MTS/IEEE OCEANS'96 Conference, pp. 339 - 344, September 1996.

Naomi Kato, Yoshihiko Ito, Junichi Kojima, Satoru Takagi, Kenichi Asakawa, Yuichi Shirasaki; Control performance of autonomous underwater vehicle "AQUA EXPLORER 1000" for inspection of underwater cables, Proceedings of IEEE OCEANS'94 Conference, pp. 135 - 140, September 1994.

Yoshihiko Ito, Naomi Kato, Junichi Kojima, Satoru Takagi, Kenichi Asakawa, Yuichi Shirasaki; Cable tracking for autonomous underwater vehicle, Proceedings of 1994 Symposium on Autonomous Underwater Vehicle Technology, pp. 218 - 224, July 1994.