@article{1102913227, author = {Choo, Koo Guan}, title = {Whitehead Groups of twisted free associative algebras.}, journal = {Pacific J. Math.}, volume = {55}, number = {2}, year = {1974}, pages = { 399-402}, language = {en}, url = {http://dml.mathdoc.fr/item/1102913227} }
Choo, Koo Guan. Whitehead Groups of twisted free associative algebras.. Pacific J. Math., Tome 55 (1974) no. 2, pp. 399-402. http://gdmltest.u-ga.fr/item/1102913227/