%0 Journal Article %A Mareš, Milan %T Fuzzy zero, algebraic equivalence: yes or no? %J Kybernetika %D 1996 %P 343-351 %V 32 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1996__32_4_a1/ %G en %F KYB_1996__32_4_a1