@article{10_14712_1213_7243_2015_245,
     author = {Kry\v{s}tof, V\'aclav},
     title = {Generalized versions of {Ilmanen} lemma: {Insertion} of $ C^{1,\omega} $ or $ C^{1,\omega}_{{\rm loc}} $ functions},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {223--231},
     publisher = {mathdoc},
     volume = {59},
     number = {2},
     year = {2018},
     doi = {10.14712/1213-7243.2015.245},
     mrnumber = {3815687},
     zbl = {06940865},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2015.245/}
}