@article{MS2_1970__27_166158,
     author = {G.K. Pedersen and R.V. Kadison},
     title = {Equivalence in {Operator} {Algebras.}},
     journal = {Mathematica Scandinavica},
     pages = {205--222},
     publisher = {mathdoc},
     volume = {27},
     year = {1970},
     zbl = {0217.16804},
     url = {http://geodesic.mathdoc.fr/item/MS2_1970__27_166158/}
}