WASET
    Shih-Chieh Liao and  Cheng-Yan Shuai,  The Study of Game Interface Improvement due to the Game Operation Dilemma of Player in the Side-Scrolling Shooting Game.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2023, vol. 201(9). 497 - 501
    [viewed 28 April 2024]. Available from: https://publications.waset.org/pdf/10013247.