Local hypercomplex signal representation and applications
@InCollection{buelow201book,
  author = 	 {T. B{"u}low and G. Sommer},
  booktitle = 	 {Geometric Computing with Clifford Algebra},
  title = 	 {Local hypercomplex signal representation and applications},
  publisher = 	 {Springer-Verlag, Heidelberg},
  year = 	 2001,
  editor =	 {G. Sommer},
  pages =        {255-289}
}