Girard, Patrick R. Quaternions, Clifford Algebras and Relativistic Physics [electronic resource] by Patrick R Girard - Basel Birkh user Verlag AG 2007 http://dx.doi.org/10.1007/978-3-7643-7791-5 ISBN: 9783764377915 Dewey Class. No.: 530.11 / (e-book)