TY - JOUR AU - Rüttimann, G. T. TI - Decomposition of Projections on Orthomodular Lattices(1) JO - Canadian mathematical bulletin PY - 1975 SP - 263 EP - 267 VL - 18 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-050-0/ DO - 10.4153/CMB-1975-050-0 ID - 10_4153_CMB_1975_050_0 ER -