@article{10_14708_cm_v46i1_5211,
     author = {Mikio Kato and Takayuki Tamura},
     title = {Weak nearly uniform soothness and worth property of \(\psi\)-direct sums of {Banach} spaces},
     journal = {Commentationes Mathematicae},
     pages = { 113--129},
     publisher = {mathdoc},
     volume = {46},
     number = {1},
     year = {2006},
     doi = {10.14708/cm.v46i1.5211},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v46i1.5211/}
}