3COLEMAN,J.S..Social capital in the creation of human capital[J].American Journal of Sociology,1988,Vol.(94):95-120. 被引量:1
4LARSON,A.Network dyads in entrepreneurial settings.A study of governance of exchange processes[J].Administrative Science Quarterly,1992,(37):76-104. 被引量:1
5BURT,RONALD S.Structural holes:the social structure of competition,Cambridge,MA:Harvard University Press,1992. 被引量:1