@article{CMJ_1999__49_2_a7,
     author = {Cui, Yunan and Hudzik, Henryk and P{\l}uciennik, Ryszard},
     title = {Weak orthogonality and weak property ($\beta $) in some {Banach} sequence spaces},
     journal = {Czechoslovak Mathematical Journal},
     pages = {303--316},
     publisher = {mathdoc},
     volume = {49},
     number = {2},
     year = {1999},
     mrnumber = {1692465},
     zbl = {0954.46004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_1999__49_2_a7/}
}