第1 7 卷第4 期 2 0 0 8 年8 月系统管理学报 J o u r n a lo fS y s t e m s Katsamakas F Two-sided competition of proprietary vs,Open source technology platformsand the implications for the software Industry外文期刊 2006(07)2.Hagiu A Product variety and two-sided platform pricing 20063.Church J;Gandal N;Krause D Indirect network effects and adoption externalities 20024.Church J;Ware R Industrial organization:A strategic approach 2000本文链接：http:/d.g.wanfangdata.com.cn/Periodical_xtgcllffyy200804001.aspx