7Malmberg A. Industrial geography: agglomeration and local milieu [J]. Progress in Human Geography, 1996,20, (3) :392-403.
8Malmberg A. Industrial geography: location and learning[J]. Progress of Human Geography, 1997,21 (4) :573 -582.
9Lyons D. Embeddedness, Milieu, and innovation among high technology firm : a Richardson, Texas, case study [J]. Environment and planning A,2000, ( 32 ) : 891 - 908.
