1Carl Steinitz.A Framework for Theory Applicable to the Education of Landscape Architects (and Other Design Professionals)[J].Landscape Journal,1990(10):136-143.
2Stankey,G.H.,D.N.Cole,R.C.Lucas,M.E.Petersen,and S.S.Frissell.The Limits of Acceptable Change (LAC) system for wilderness planning.Gen.Tech[C].Report INT -176,USDA Forest Service Intermountain Forest and Range Experiment Station,Ogden,UT.1985.
3National Park Service (USA).The Visitor Experience and Resource Protection (VERP)Framework:A Handbook for Planners and Managers[M].Denver:NPS Denver Service Center,1997.
4The Nature Conservation (TNC).The Five-S Framework for Site Conservation:A Practitioner's Handbook for Site Conservation Planning and Measuring Conservation Success[EB/OL].http://www.consci.org/scp/,2000.
5National Park Service (USA).Director's Order #2:Park Planning.National Park Service[EB/OL].http://www.nps.gov/refdesk/DOrders/DOrder2.html,1998.