1. Tourism, Technology and Competitive Strategies;Poon,1993
2. Rattling SABRE—new ways to compete on information;Hopper;Harvard Business Review,1990
3. Growth, Competitiveness, Employment: The Challenges and Ways Forward into the 21st Century;EC;White Paper, Bulletin of the European Communities, Supplement 6/93,1993
4. Globalisation, Technology and Competition: The Fusion of Computers and Telecommunications in the 1990s,1993
5. Information technology changes the way you compete;McFarlan;Harvard Business Review,1984