@inproceedings{CTT100560707,
  author = {Takuji Fukumoto and Kentaro Nakamura and Sadayuki Ueha},
  title = {A POF-based distributed strain sensor for detecting deformation of wooden structures},
  booktitle = {Proceedings of 19the International Conference on Optical Fibre Sensors},
  year = 2008,
}

@inproceedings{CTT100560428,
  author = {Takuji Fukumoto and Kentaro Nakamura and Sadayuki Ueha},
  title = {A POF-based distributed strain sensor with intrinsic memory effect},
  booktitle = {Proceeings of  SPIE Optics East 2007},
  year = 2007,
}