Rajine Swetha R and  B. Shekar Babu and  Sumithra Devi K.A,  A Survey of Various Algorithms for Vlsi Physical Design.   journal   = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2011, vol. 51(3). 272 - 277
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/9265.