@article{MS2_1954__2_165521,
     author = {ERLING H\"ORMANDER},
     title = {On a theorem of {Grace}},
     journal = {Mathematica Scandinavica},
     pages = {55--64},
     publisher = {mathdoc},
     volume = {2},
     year = {1954},
     zbl = {0058.25502},
     url = {http://geodesic.mathdoc.fr/item/MS2_1954__2_165521/}
}