TY - JOUR AU - Day, Alan TI - In Search of a Pappian Lattice Identity JO - Canadian mathematical bulletin PY - 1981 SP - 187 EP - 198 VL - 24 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1981-030-0/ DO - 10.4153/CMB-1981-030-0 ID - 10_4153_CMB_1981_030_0 ER -