@article{KYB_2001_37_2_a3,
     author = {Lupi\'a\~nez, Francisco Gallego},
     title = {On {Mich\'alek's} fuzzy topological spaces},
     journal = {Kybernetika},
     pages = {159--163},
     year = {2001},
     volume = {37},
     number = {2},
     mrnumber = {1839225},
     zbl = {1265.54048},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2001_37_2_a3/}
}