@article{10_4064_cm_52_1_113_118,
     author = {Wojciech Banaszczyk},
     title = {On the existence of commutative {Banach-Lie} groups which do not admit continuous unitary representations},
     journal = {Colloquium Mathematicum},
     pages = {113--118},
     publisher = {mathdoc},
     volume = {52},
     number = {1},
     year = {1987},
     doi = {10.4064/cm-52-1-113-118},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-52-1-113-118/}
}