@article {1232, title = {Interacting with networks: How does structure relate to controllability in single-leader, consensus networks?}, journal = {Control Systems Magazine}, volume = {32}, year = {2012}, pages = {66 - 73}, keywords = {Embedded Control, Robotics}, author = {M. Egerstedt and S. Martini and M. Cao and K. Camlibel and A. Bicchi} }