@article{PMIHES_1959__1__7_0,
     author = {Gordon E. Wall},
     title = {The structure of a unitary factor group},
     journal = {Publications Math\'ematiques de l'IH\'ES},
     pages = {7--23},
     year = {1959},
     publisher = {Institut des Hautes \'Etudes Scientifiques},
     volume = {1},
     doi = {10.1007/BF02684272},
     mrnumber = {104764},
     zbl = {0087.02202},
     language = {en},
     url = {https://pmihes.centre-mersenne.org/articles/10.1007/BF02684272/}
}