%0 Journal Article %A Cui, Yunan %A Hudzik, Henryk %A Płuciennik, Ryszard %T Weak orthogonality and weak property ($\beta $) in some Banach sequence spaces %J Czechoslovak Mathematical Journal %D 1999 %P 303-316 %V 49 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMJ_1999__49_2_a7/ %G en %F CMJ_1999__49_2_a7