@InCollection{buelow101book, author = {T. B{"u}low and M. Felsberg and G. Sommer}, booktitle = {Geometric Computing with Clifford Algebra}, title = {Non-commutative hypercomplex {F}ourier transforms of multidimensional signals}, publisher = {Springer-Verlag, Heidelberg}, year = 2001, editor = {G. Sommer}, pages = {187-207}, }