@ARTICLE{HTS01,
  author = {Hall, C. and Tsiotras, P. and Shen, H.},
  title = {Tracking Rigid Body Motion Using Thrusters and Momentum Wheels},
  journal = {Journal of the Astronautical Sciences},
  year = {2003},
  volume = {50},
  pages = {311--323},
  number = {3}
}