J. Aryal and  D. Kulasiri and  G. A. Carnaby,  Auction Theory: Bidder's Perspective in an English Auction Environment.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2007, vol. 11(11). 580 - 584
    [viewed 27 November 2021]. Available from: https://publications.waset.org/pdf/15790.