5Wackemagel M, Reea W E. Our ecological footprint: reducing human impact on the earth[M]. Gabrioala: New Society, 1996.
6Simmons C, Lewis J. Two feet-two approaches: component-based model of ecological footprint [ J ]. Ecological Economics, 2000,32(3) :375 - 380.
7van Vuuren D P, Smeets E M W. Ecological footprints of Benin, Bhutan, Costa Rica and the Netherlands [ J ]. Ecological Economics, 2000,34:115- 130.
8Chambers N, Heap R, Jenkin N. A resource flow and ecological footprint analysis of Greater London[R]. Oxford: Best Foot Forward Ltd, 2002 : 1 - 72.
9Helmut H, Erb K H, Krausmann F. How to calculate and interpret ecological footprints for long periods of time: the case of Austria 1926 - 1995 [ J ]. Ecological Economics, 2001,38:25 - 45.
10Hubacek K, Giljum S. Applying physical input-output analysis to estimate land appropriation (efs) of international trade activities[J ]. Ecological Economics, 2003,44 : 137 - 151.