5[1]US Department of Commerce. Leadership for the New Millennium,Delivering on Digital Progress and Prosperity[R].Third annual report the Electronic Commerce Working Group at the US Department of Commerce, 2001 -01
6[2]Li H.XML and Industrial Standards for Electronic Commerce[J].Knowledge and Information system,2000;2(4):487~497
7[3]Borys Omelayenko,Dieter Fensel.Scalable Document Integration For B2B Electronic Commerce. Special issue of Electronic Commerce Research Journal on B2B Research,2001