@article{NSJOM_2000_30_1a_0,
     author = {E. Pap},
     title = {The 

 {Jordan} decomposition of the null-additive signed fuzzy measures},
     journal = {Novi Sad Journal of Mathematics},
     pages = {1-7},
     publisher = {mathdoc},
     volume = {30},
     number = {1},
     year = {2000},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_2000_30_1a_0/}
}