5SWANN P, PREVEZER M. A comparison of the dynamics of industrial clustering in computing and biotechnology[J]. Research Policy,1996,25(7) :1 139-1 157. 被引量:1
6AHOKANGAS HERD. Hot spots and blind spots:geographical clusters of firms and innovation[J]. The Academy of Manage ment Review,1999(21):l 192 1 222. 被引量:1