@InProceedings{jue:03a,
  author = 	 {B. J\"uttler and J.\ Schicho and M.\ Shalaby},
  title = 	 {Spline implicitization of planar curves},
  booktitle = 	 {Curve and Surface Design: St.\ Malo 2002},
  editor =       {T. Lyche and M.L. Mazure and L.L. Schumaker},
  year =	 {2003},
  publisher =	 {Nashboro Press}, 
  address=       {Brentwood},
  pages= {225--234}
}