@article{MZ_1977__153_172492,
     author = {M.R.F. Smyth and T.T. West},
     title = {Invariant {Subspaces} of {Compact} {Elements} in {C*-Algebras.}},
     journal = {Mathematische Zeitschrift},
     pages = {193--198},
     publisher = {mathdoc},
     volume = {153},
     year = {1977},
     zbl = {0336.46058},
     url = {http://geodesic.mathdoc.fr/item/MZ_1977__153_172492/}
}