%0 Journal Article %A Symonds, Peter %T The Reduction of an RG–Lattice Modulo pn %J Canadian journal of mathematics %D 1990 %P 342-364 %V 42 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1990-019-0/ %R 10.4153/CJM-1990-019-0 %F 10_4153_CJM_1990_019_0