1Zheng X,Ulrike G.Role of social media in online travel infor-mation search. Tourism Management . 2010
2Fong J,Burton S.Electronic word-of-mouth: a comparison of stated and revealed behavior on electronic discussion boards. Journal of Interactive Advertising . 2006
3Senecal S,,Nantel J.The Influence of Online Product Recommendations on Consumers’’’’Online Choices. Journal of Retailing . 2004