@article{1117558993,
author = {Akemann, Charles A. and Russo, Bernard},
title = {Geometry of the unit sphere of a $C^{\ast}$-algebra and its dual.},
journal = {Pacific J. Math.},
volume = {35},
number = {3},
year = {1970},
pages = { 575-585},
language = {en},
url = {http://dml.mathdoc.fr/item/1117558993}
}
Akemann, Charles A.; Russo, Bernard. Geometry of the unit sphere of a $C^{\ast}$-algebra and its dual.. Pacific J. Math., Tome 35 (1970) no. 3, pp. 575-585. http://gdmltest.u-ga.fr/item/1117558993/