@article{CMUC_2010__51_2_a15,
     author = {Lawson, Jimmie},
     title = {Clifford algebras, {M\"obius} transformations, {Vahlen} matrices, and $B$-loops},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {319--331},
     publisher = {mathdoc},
     volume = {51},
     number = {2},
     year = {2010},
     mrnumber = {2682484},
     zbl = {1211.20064},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2010__51_2_a15/}
}