TY - JOUR AU - Mathsen, Ronald M. TI - λ(n)-Parameter Families JO - Canadian mathematical bulletin PY - 1969 SP - 185 EP - 191 VL - 12 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1969-020-9/ DO - 10.4153/CMB-1969-020-9 ID - 10_4153_CMB_1969_020_9 ER -