@article{DOCMA_2004__9__a18,
     author = {Preeti, R. and Tignol, J.-P.},
     title = {Multipliers of improper similitudes},
     journal = {Documenta mathematica},
     pages = {183--204},
     publisher = {mathdoc},
     volume = {9},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2004__9__a18/}
}