@article{10_4064_fm_125_1_59_70,
     author = {Grzegorz Krzykowski},
     title = {On the transformers of the {Zahorski} classes of functions},
     journal = {Fundamenta Mathematicae},
     pages = {59--70},
     publisher = {mathdoc},
     volume = {125},
     number = {1},
     year = {1985},
     doi = {10.4064/fm-125-1-59-70},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-125-1-59-70/}
}