TY - JOUR AU - Handelman, David TI - Completions of Rank Rings JO - Canadian mathematical bulletin PY - 1977 SP - 199 EP - 205 VL - 20 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1977-032-3/ DO - 10.4153/CMB-1977-032-3 ID - 10_4153_CMB_1977_032_3 ER -