@article{10_4153_CMB_1981_022_9,
     author = {Boyarsky, Abraham},
     title = {A {Bound} on the {Number} of {Invariant} {Measures}},
     journal = {Canadian mathematical bulletin},
     pages = {123--124},
     year = {1981},
     volume = {24},
     number = {1},
     doi = {10.4153/CMB-1981-022-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1981-022-9/}
}