@article{NSJOM_1999_29_2a_13,
     author = {W. A. 

 Dudek and Y. B. Jun},
     title = {On 

 fuzzy ideals in {Hilbert} algebras},
     journal = {Novi Sad Journal of Mathematics},
     pages = {193-207},
     year = {1999},
     volume = {29},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1999_29_2a_13/}
}