Teaching gometric algebra with CLUCalc
 @InProceedings{perwass03rims,
  author = 	 {C. Perwass},
  title = 	 {Teaching geometric algebra with CLU{\em Calc}},
  booktitle =	 {Proc. RIMS Symposium - Innovative Teaching in Mathematics with Geometric Algebra, Nov. 20-23, 2003, Kyoto},
  editor =       {E. Hitzer},
  year =	 2004,
  pages =        {33-50}
}