%0 Journal Article
%T Hjelmslev Planes Derived from Modular Lattices
%J Canadian journal of mathematics
%D 1969
%P 76-83
%V 21
%N 1
%U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-008-5/
%R 10.4153/CJM-1969-008-5
%F 10_4153_CJM_1969_008_5