WASET
    Zhou Hong and  Gu Xiao-Qing and  Lıu Hong-Jiao and  Leng Jing,  ‘Daily Speaking’: Designing an App for Construction of Language Learning Model Supporting ‘Seamless Flipped’ Environment.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    May 2019, vol. 150(6). 917 - 922
    [viewed 07 May 2024]. Available from: https://publications.waset.org/pdf/10010508.