@article{LJM_2004_14_a1,
     author = {A. M. Bikchentaev},
     title = {The continuity of multiplication for two topologies associated with {a~Semifinite} trace on von {Neumann} algebra},
     journal = {Lobachevskii journal of mathematics},
     pages = {17--24},
     year = {2004},
     volume = {14},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/LJM_2004_14_a1/}
}