%0 Journal Article %A George Grätzer %A David Kelly %T Free ${\germ m}$-products of lattices. I %J Colloquium Mathematicum %D 1984 %P 181-192 %V 48 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-48-2-181-192/ %R 10.4064/cm-48-2-181-192 %G en %F 10_4064_cm_48_2_181_192