1. A structured approach for monitoring science and technology developments;Ashton;Int. J. Technol. Manage.,1991
2. Technological threat and opportunity assessment;du Preez;Technol. Forecast. Soc. Change,1999
3. Mastering the Dynamics of Innovation;Utterback,1994
4. The Innovator's Dilemma;Christensen,1997
5. Merrill Lynch: Telecom/Media/Technology Glossary, Merrill Lynch Asia-Pacific Research, Hong Kong, 2000 (May).