@article{MZ_1976__148_172358,
     author = {Peter J. Cameron},
     title = {Transitivity of {Permuation} {Groups} on {Unordered} {Sets.}},
     journal = {Mathematische Zeitschrift},
     pages = {127--140},
     publisher = {mathdoc},
     volume = {148},
     year = {1976},
     zbl = {0313.20022},
     url = {http://geodesic.mathdoc.fr/item/MZ_1976__148_172358/}
}