%0 Journal Article %@ 0001-6969 %A Grätzer George A. %A Lakser Harry %A Quackenbush Robert W. %D 2009 %F acta:16283 %J Acta scientiarum mathematicarum %K Matematika %N 1-2 %P 13-28 %T Congruence-preserving extensions of congruence-finite lattices to isoform lattices %U http://acta.bibl.u-szeged.hu/16283/ %V 75 %Z Bibliogr.: p. 27-28.; Abstract