@article{COMIM_1996_4_1_a5,
     author = {Nov\'ak, Vil\'em},
     title = {On the {Hilbert-Ackermann} theorem in fuzzy logic},
     journal = {Communications in Mathematics},
     pages = {57--74},
     year = {1996},
     volume = {4},
     number = {1},
     mrnumber = {1446784},
     zbl = {0870.03008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/COMIM_1996_4_1_a5/}
}