@article{MS2_1975__36_166417,
     author = {Richard H. Herman},
     title = {The centralizer under tensor product.},
     journal = {Mathematica Scandinavica},
     pages = {287--291},
     publisher = {mathdoc},
     volume = {36},
     year = {1975},
     zbl = {0324.46069},
     url = {http://geodesic.mathdoc.fr/item/MS2_1975__36_166417/}
}