@article{SM_1971_13_3_a1,
     author = {M. G. Sonis},
     title = {On a~class of operators in {von~Neumann} algebras with {Segal} measure on the projectors},
     journal = {Sbornik. Mathematics},
     pages = {344--359},
     publisher = {mathdoc},
     volume = {13},
     number = {3},
     year = {1971},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1971_13_3_a1/}
}