1[1]David Hitchens, Frank Farrell, Josefira Lindblom, The Impact of Best Avaitable Techniques on the Competitiveness of European Industry [M]. Brussels, European Communities. 2001, 15～33.
2[2]Henry Derwent. Industrial environmental regulation in the UK [J]. International Conference Proceedings, 2002: 13～ 14. IPTS London.
