%0 Journal Article %A V. A. Bragin %A E. I. Bunina %T An example of two cardinals that are equivalent in the $n$-order logic and not equivalent in the $(n+1)$-order logic %J Fundamentalʹnaâ i prikladnaâ matematika %D 2013 %P 35-44 %V 18 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2013_18_1_a2/ %G ru %F FPM_2013_18_1_a2