1. Landes, W.M. & Posner, R.A. 78 Trademark Rep. 267 (1986).
2. Kuhlman, G.A. 11 Berkley Tech. L. J. 311 (1996).
3. Ginsburg, J.C., Litman, J. & Kevlin, M.L. Trademark and Unfair Competition Law (Foundation Press, New York, 2001).
4. See http://www.uspto.gov for USPTO serial number 76273640.
5. Hamilton, G.W. 4 Tex. Intell. Prop. L. J. 1 (1995).