Quaternionic Electron Theory: Geometry, Algebra and Dirac's Spinors
arXiv:hep-th/9806058
Abstract
The use of complexified quaternions and -complex geometry in formulating the Dirac equation allows us to give interesting geometric interpretations hidden in the conventional matrix-based approach.
10 pags, Revtex, Int. J. Theor. Phys. (published, May 98)