@article{MAN_1973__204_162467,
     author = {S. Oharu},
     title = {Eine {Bemerkung} zur {Charakterisierung} der {Distributionenhalbgruppen.}},
     journal = {Mathematische Annalen},
     pages = {189--198},
     publisher = {mathdoc},
     volume = {204},
     year = {1973},
     zbl = {0242.47026},
     url = {http://geodesic.mathdoc.fr/item/MAN_1973__204_162467/}
}