7Slack.N.1983, Flexibility as a Manufacturing Objective[J] . International Journal of Operations and Production Management 3(3),P.5~13.
8Upton.D. 1994, The Management of Manufacturing Flexibility[J]. California Management Review, Winter p. 72-89.
9Madhavan, Ravindranath.1996, Strategic Flexibility and Performance in the Global Steel Industry.The Role of Interfirm Linkages[J].Unpublished Ph.D.Dissertation,University of Pittsburgh.
10Karri, Ranjan V.2001, Strategic Flexibility and Firm Performance[J]. Unpublished Ph. D. Dissertation, Washington University.