Samee Ullah Khan and C. Ardil, A Frugal Bidding Procedure for Replicating WWW Content. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. November 2012, vol. 72(12). 1781 - 1794 [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/15866.