%0 Journal Article %A Lele, Celestin %A Moutari, Salissou %T Foldness of Commutative Ideals in BCK-algebras %J Discussiones Mathematicae. General Algebra and Applications %D 2006 %P 111-135 %V 26 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMGAA_2006_26_1_a5/ %G en %F DMGAA_2006_26_1_a5