1. Who's Patenting What? An Empirical Exploration of Patent Prosecution;John R Allison;Vanderbilt Law Review,2000
2. Internet Business Method Patents;John R Allison;Patents in the Knowledge-Based Economy,2003
3. A Comment on 'Do Patents Facilitate financing in the Software Industry?;James Bessen;Boston Univ. School of Law Working Paper,2006
4. An Empirical Look at Software Patents