1CARDOSO J,SHETH A.Semantic E-workflow composition[J].Journal of Intelligent Information System,2003,12(3):191-225.
2KHANNA P,BABU R P,GEORGE S M.Carrying-capacity as a basis for sustainable development a case study of National Capital Region in India[J].Progress in Planning,1999,52(2):101-166.
3TURK T,GUMSAY M U.GIS design and application for tourism[J].Journal of Environmental Management,2004,39(2001):121-131.
4HALL C M,PAGE S J.Progress in tourism management:from the geography of tourism to geographies of tourism-a review[J].Tourism Management,2009,30(1):3-16.
