Divya Agarwal and  Pushpendra S. Bharti,  A Review on Comparative Analysis of Path Planning and Collision Avoidance Algorithms.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2018, vol. 138(6). 608 - 624
    [viewed 09 December 2019]. Available from: https://publications.waset.org/pdf/10009091.