@article{1102971805, author = {Stone, David R.}, title = {Torsion-free and divisible modules over matrix rings.}, journal = {Pacific J. Math.}, volume = {35}, number = {3}, year = {1970}, pages = { 235-253}, language = {en}, url = {http://dml.mathdoc.fr/item/1102971805} }
Stone, David R. Torsion-free and divisible modules over matrix rings.. Pacific J. Math., Tome 35 (1970) no. 3, pp. 235-253. http://gdmltest.u-ga.fr/item/1102971805/