@article{INTV_1990_29_a1,
     author = {I. G. Perfil'eva},
     title = {Applications of the theory of fuzzy sets},
     journal = {Itogi nauki i tehniki. Seri\^a, Teori\^a vero\^atnostej. Matemati\v{c}eska\^a statistika. Teoreti\v{c}eska\^a kibernetika},
     pages = {83--151},
     publisher = {mathdoc},
     volume = {29},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTV_1990_29_a1/}
}