@article{10_4153_CMB_1971_045_9,
     author = {Drake, David A.},
     title = {Another {Note} on {Sperner's} {Lemma}},
     journal = {Canadian mathematical bulletin},
     pages = {255--256},
     year = {1971},
     volume = {14},
     number = {2},
     doi = {10.4153/CMB-1971-045-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1971-045-9/}
}