@article{10_4153_CMB_1981_030_0,
     author = {Day, Alan},
     title = {In {Search} of a {Pappian} {Lattice} {Identity}},
     journal = {Canadian mathematical bulletin},
     pages = {187--198},
     year = {1981},
     volume = {24},
     number = {2},
     doi = {10.4153/CMB-1981-030-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1981-030-0/}
}