@article{10_4064_fm_83_3_197_217,
     author = {L. Zaj{\'\i}\v{c}ek},
     title = {On cluster sets of arbitrary functions},
     journal = {Fundamenta Mathematicae},
     pages = {197--217},
     publisher = {mathdoc},
     volume = {83},
     number = {3},
     year = {1973},
     doi = {10.4064/fm-83-3-197-217},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-83-3-197-217/}
}