WASET
    Haoyi Sheng,  Residential and Care Model for Elderly People Based on “Internet Plus”.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2019, vol. 153(9). 1253 - 1257
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10010764.