@article{00011595,
title = {Fuzzy },
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {14},
year = {1991},
pages = {309-314},
doi = {10.1155/S0161171291000364},
zbl = {0738.54002},
language = {en},
url = {http://dml.mathdoc.fr/item/00011595}
}
Mukherjee, M.N.; Sinha, S.P. Fuzzy . International Journal of Mathematics and Mathematical Sciences, Tome 14 (1991) pp. 309-314. doi : 10.1155/S0161171291000364. http://gdmltest.u-ga.fr/item/00011595/