@CONFERENCE{Tsi94,
  author = {Tsiotras, P.},
  title = {New Control Laws for the Attitude Stabilization of Rigid Bodies},
  booktitle = {13th IFAC Symposium on Automatic Control in Aerospace},
  year = {1994},
  pages = {316--321},
  month = {Sept. 14-17,},
  note = {Palo Alto, CA}
}