@article{KYB_1975_11_5_a2,
     author = {Mich\'alek, Ji\v{r}{\'\i}},
     title = {Fuzzy topologies},
     journal = {Kybernetika},
     pages = {345--354},
     year = {1975},
     volume = {11},
     number = {5},
     mrnumber = {0410634},
     zbl = {0319.54003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1975_11_5_a2/}
}