3Smith N.J., Mema A.. Bid Evaluation For UK Public Sector Construction Contracts [J]. Proceedings of the Institution of Civil Engineers, 1990, 2(88):91-106.
4Axel Ockenfels, Alvin E.Roth. Late and Multiple Bidding in Second Price Internet Auctions: Theory and Evidence Con- eeming Different Rules for Ending an Auction[J].Games and Economic Behavior, 2006, 55:297-320.