1. {The Non-Existence of General-Case View-Invariants}.
   J.~Brian Burns, R.~Weiss, and E.~Riseman.
   In Geometric Invariance in Computer Vision, pages 120-131. MIT Press, 1992.
   
   
2. {The Planning of Actions in the Basal Ganglia}.
   C.~Connolly and J.~Brian Burns.
   In First Conference on AI Planning Systems, 1992.
   
   
3. {Path Planning Using Laplace's Equation}.
   C.~Connolly, J.~Brian Burns, and R.~Weiss.
   In IEEE Robotics and Automation, 1990, pages 2102-2106.