9De Bruyn S. M., van den Bergh J. C. J. M. and Opschoor J.B. Economic growth and emissions: reconsidering the empiricalbasis of environmental Kuznets curves[J]. Ecological Economics, 1998,25(2) : 161 - 175.
10Magnus Lindmark. An EKC - pattern in historical perspective: carbon dioxide emissions, technology, fuel prices and growth in Sweden( 1870 - 1997 ) [ J ]. Ecological Economics 2002,42 (2) : 333 - 347.
