Jagannath Aryal and  Don Kulasiri and  Garth A. Carnaby,  Auction Theory: Bidder-s Perspective in a Public Out-Cry English Auction.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2008, vol. 15(3). 169 - 173
    [viewed 04 December 2021]. Available from: https://publications.waset.org/pdf/5895.