@misc{10_4153_CMB_1962_002_0,
     title = {On the {Distribution} of {4-Cycles} in {Random} {Bipartite} {Tournaments}},
     journal = {Canadian mathematical bulletin},
     pages = {5--12},
     year = {1962},
     volume = {5},
     number = {1},
     doi = {10.4153/CMB-1962-002-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1962-002-0/}
}