4Signature Financial Group, Inc. v. State Street Bank & Trust Co. , 149 F. 3d 1368. https: //www. lexisnexis. com/ap/auth.
5Amazon. corn, Inc. v. Barneaandnoble, Inc. , 73 F.Supp. 2d 1228. https: //www. lexianexia. com/ap/auth.
6Malla Pollack. The Multiple Unconstitutionality of Business Method Patents:Common Sense, Congressional Consideration, and Constitutional History. Rutgers Computer & Tech Law Journal, 2002;(28)
7Rihard H.Stern.Is Patenting Computized Methods of Doing Business Socially Beneficial or Harmful?.Computer and Telecommunications Law Review, 1997;(3)
8Bradley C. Wright.Business Method Patents:are There any Limits.John Marshall Review of Intellectual Property law,2002;(2)
9Rochelle C. Dreyfuss. Are Business Method Patents Bad for Business?. Santa ClaraComputer & Hight Tech Law Journal, 2000;(3)
10Ron Laurie & Robert Beyers. The Patentability of Internet Business Methods:A Systematic Approach to Evaluating Obviousness.Europe Patent Covention,2001