@InCollection{jue:08e,
  author = 	 {M.\ Shalaby and B.\ J\"uttler},
  title = 	 {Approximate implicitization of space curves and of surfaces of revolution},
  booktitle = 	 {Algebraic Geometry and Geometric Modeling},
  editor = {R. Piene and B. J\"uttler},
  publisher = 	 {Springer},
  year =	 {2008},
  pages= {215--228}
}