WASET
    Sheikh Muhammad Azam and  Masood-ur-Rehman and  Adnan Khalid Bhatti and  Nadeem Daudpota,  Parallel Branch and Bound Model Using Logarithmic Sampling (PBLS) for Symmetric Traveling Salesman Problem.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2007, vol. 6(6). 1752 - 1755
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/5402.