WASET
    Yao-Hong Tsai,  Vision-Based Collision Avoidance for Unmanned Aerial Vehicles by Recurrent Neural Networks.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2019, vol. 148(4). 196 - 200
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/10010226.