Carlucci, D., Marr, B. and Schiuma, G. (2004) 'The knowledge value chain: how intellectual capital impacts on business performance', Int J. Technology Management, Vol. 27, Nos. 6/7, pp. 575–690 (pdf) http://www.som.cranfield.ac.uk/som/dinamic-content/research/cbp/2004,%20Knowledge%20Value%20Chain%20(IJTM%2027,%206-7,%20Carlucci,%20Marr,%20Schiuma).pdf
Canada Edge Performance Consultants - official page http://www.edgeltd.com/performance-consultants-services/edge_service.php?service=3
1999 KMWorld conference program, listing Powell's talk on "The Knowledge Value Chain - Aligning Knowledge Workers with Competitive Strategy" http://www.aurorawdc.com/kmworld99.htm
"Knowledge value chain",The Journal of Management Development, Volume 19, Number 9, 2000, pp. 783–794(12) http://www.ingentaconnect.com/content/mcb/026/2000/00000019/00000009/art00003
Tim Powell, "Knowledge Value Chain", May 2001, Proceeding of 22nd National Online Meeting, Information Today (pdf) Archived 2006-11-12 at the Wayback Machine http://www.knowledgeagency.com/pdf_center/Knowledge_Value_Chain.pdf
TW Powell Co. website http://www.knowledgeagency.com
U.S. Trademark, December 2004. 2,912,705