@article{MM2_1984__47_155009,
     author = {M. de Brabanter and H.H. Zettl},
     title = {C*-algebras associated with rotation groups and characters.},
     journal = {Manuscripta mathematica},
     pages = {153--174},
     publisher = {mathdoc},
     volume = {47},
     year = {1984},
     zbl = {0578.46057},
     url = {http://geodesic.mathdoc.fr/item/MM2_1984__47_155009/}
}