K. Shiba and  T. Kobayashi and  T. Kaburagi and  Y. Kurihara,  Classification Method for Turnover While Sleeping Using Multi-Point Unconstrained Sensing Devices.   journal   = {International Journal of Health and Medical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2017, vol. 129(9). 508 - 512
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10007797.