@article{1178241136, author = {Sakai, Sh\^oichir\^o}, title = {On automorphism groups of ${\rm II}\_{1}$-factors}, journal = {Tohoku Math. J. (2)}, volume = {26}, number = {4}, year = {1974}, pages = { 423-430}, language = {en}, url = {http://dml.mathdoc.fr/item/1178241136} }
Sakai, Shôichirô. On automorphism groups of ${\rm II}_{1}$-factors. Tohoku Math. J. (2), Tome 26 (1974) no. 4, pp. 423-430. http://gdmltest.u-ga.fr/item/1178241136/