Brian V. Bonnlander, John R. Rebula, Peter Neuhaus, Matthew Johnson, Greg Hill, Carlos Pérez, John Carff, William Howell, Jerry E. Pratt. Hierarchical two stage planner for little dog. In 2008 IEEE International Conference on Robotics and Automation, ICRA 2008, May 19-23, 2008, Pasadena, California, USA. pages 2201-2202, IEEE, 2008. [doi]