7Lummus,R.R. and R.J.Vokurka. Defining supply chain management: A historical perspective and practical guidelines. Industrial Management & Data Systems, 1999, 99(1): 11-17.
8]UNWTO. Distribution Channels [M]. Madrid, World Tourism Organization, 1975.
9Poon. A.Competitive strategies for a 'new tourism ' .In Progress in Tourism[J].Recreation and Hospitality Management ed. C. P. Cooper. London . Belhaven Press 1989.91 - 102.
10GRAHAM-ROWE D,GOLDSTON D,DOCTOROW C,et al. Big data:science in the petabyte era[J].Nature,2008,455 (7209) :8-9.
