Krishna S. Raghuwaiya and  Shonal Singh and  Jito Vanualailai,  Trajectory Tracking Using Artificial Potential Fields.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2012, vol. 72(12). 2871 - 2876
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/13493.