@article{10_4153_CMB_1960_023_1,
     author = {Halperin, Israel},
     title = {Odd and {Even} {Permutations}},
     journal = {Canadian mathematical bulletin},
     pages = {185--186},
     year = {1960},
     volume = {3},
     number = {2},
     doi = {10.4153/CMB-1960-023-1},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1960-023-1/}
}