Geometric Algebra with Applications in Engineering
     @Book{perwass09},
  editor = 	 {C. Perwass},
  title = 	 {Geometric Algebra with Applications in Engineering},
series = {Geometry and Computing},
  publisher = 	 {Springer--Verlag, Berlin, Heidelberg},
  year = 	 2009,
  volume =	 4
}