%0 Journal Article %A Riečan, Beloslav %T Upper and lower limits of sequences of observables in D-posets of fuzzy sets %J Mathematica slovaca %D 1996 %P 419-431 %V 46 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_1996__46_4_a12/ %G en %F MASLO_1996__46_4_a12