@article{AULFM_1996_08_a6,
     author = {Waszak, Aleksander},
     title = {On spaces of double sequences generated by moduli of smoothness},
     journal = {Acta Universitatis Lodziensis. Folia Mathematica},
     publisher = {mathdoc},
     volume = {08},
     year = {1996},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AULFM_1996_08_a6/}
}