@article{MZ_1975__141_172164,
     author = {Werner Stork},
     title = {Selbstadjungierte {Differentialoperatoren} und nukleare {(F)-R\"aume} in {A2} {(C0).}},
     journal = {Mathematische Zeitschrift},
     pages = {169--184},
     publisher = {mathdoc},
     volume = {141},
     year = {1975},
     zbl = {0287.47032},
     url = {http://geodesic.mathdoc.fr/item/MZ_1975__141_172164/}
}