@article{KYB_2005_41_2_a1,
     author = {\v{S}e\v{s}elja, Branimir and Tepav\v{c}evi\'c, Andreja},
     title = {Equivalent fuzzy sets},
     journal = {Kybernetika},
     pages = {115--128},
     year = {2005},
     volume = {41},
     number = {2},
     mrnumber = {2138763},
     zbl = {1249.03088},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2005_41_2_a1/}
}