WASET
    Takuya Sumi and  Syoko Nukaya and  Takashi Kaburagi and  Hiroshi Tanaka and  Kajiro Watanabe and  Yosuke Kurihara,  Development of Scratching Monitoring System Based On Mathematical Model of Unconstrained Bed Sensing Method.   journal   = {International Journal of Bioengineering and Life Sciences}, [online]. World Academy of Science, Engineering and Technology.
    November 2013, vol. 84(12). 829 - 835
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/9996730.