5Thomas h. Birkland, M. EERI, Pannapa Herabat et al. The Impact of the December 2004 Indian Ocean Tsunami on Tourism in Thailand [J]. Earthquake Spectra, 2006, 22 ( 6 ) : 889-900.
6Goodrich, J.N. September 11, 2001 attack on America: a record of the immediate impacts and reactions in the USA travel and tourism industry [J]. Tourism Kanagement, 2003, 23: 573-580.