@article{10_14712_1213_7243_2015_229,
     author = {Keremedis, Kyriakos},
     title = {Some versions of second countability of metric spaces in {ZF} and their role to compactness},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {119--134},
     publisher = {mathdoc},
     volume = {59},
     number = {1},
     year = {2018},
     doi = {10.14712/1213-7243.2015.229},
     mrnumber = {3783812},
     zbl = {06890400},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2015.229/}
}