%0 Journal Article %A Andrzej Walendziak %A Magdalena Wojciechowska-Rysiawa %T Some characterizations of pseudo-BL-chains %J Commentationes Mathematicae %D 2011 %P 121-124 %V 51 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v51i2.5314/ %R 10.14708/cm.v51i2.5314 %G pl %F 10_14708_cm_v51i2_5314