6[2]Eaton MM.The Beauty that Requires Health[C]//Placing Nature:Culture and Landscape Ecology.Washington DC:Island Press,1997:85-106.
7[3]Cobstet PH.[C]//Forests and Landscapes:Linking Ecology,Sustainability and Aesthetics.New York:CABI Publishiag,2001:21-28.
8[4]Kaplan S.The Role of Natural Environment Aesthetics in the Restorative Experience[C]//Managing Urban and High-use Recreation Settings.MN:Department d Agriculture,Forest Service,North Central Forest Experiment Station,1993:46-49.
9[5]Spire AW.The Poetics of City and Nature:Towards a New Aesthetic for Urban Design[J].Landscape Journal,1988,7(2):108-126.
10[6]Gobster PH.The Aesthetic Experience of Sustainable Forest Ecosystems[C] //Sustainable Ecological Systems:Implementing an Ecological Approach to Land Management.Flagstaff,Arizona:Gen.Teeh.Rep,1994:246-255.