@article{MAN_1981__258_163582,
     author = {Birgit Speh},
     title = {The {Unitary} {Dual} of {GI} (3, {IR)} and {GI} (4, {IR).}},
     journal = {Mathematische Annalen},
     pages = {113--134},
     publisher = {mathdoc},
     volume = {258},
     year = {1981},
     zbl = {0483.22005},
     url = {http://geodesic.mathdoc.fr/item/MAN_1981__258_163582/}
}