@article{1077469991, author = {Wiegmann, N. A.}, title = {Trace properties of semigroups of matrices with quaternion elements}, journal = {Duke Math. J.}, volume = {29}, number = {1}, year = {1962}, pages = { 65-69}, language = {en}, url = {http://dml.mathdoc.fr/item/1077469991} }
Wiegmann, N. A. Trace properties of semigroups of matrices with quaternion elements. Duke Math. J., Tome 29 (1962) no. 1, pp. 65-69. http://gdmltest.u-ga.fr/item/1077469991/