@article{MS2_1975__37_166435,
     author = {Gert Kjaergard Pedersen},
     title = {The trace in semi-finite von {Neumann} algebras.},
     journal = {Mathematica Scandinavica},
     pages = {142--144},
     publisher = {mathdoc},
     volume = {37},
     year = {1975},
     zbl = {0323.46062},
     url = {http://geodesic.mathdoc.fr/item/MS2_1975__37_166435/}
}