%0 Journal Article %A Grätzer, George %A Lakser, Harry %T Homomorphisms of Distributive Lattices as Restrictions of Congruences %J Canadian journal of mathematics %D 1986 %P 1122-1134 %V 38 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1986-056-2/ %R 10.4153/CJM-1986-056-2 %F 10_4153_CJM_1986_056_2