%0 Journal Article %A I. P. Kostenko %T Yuli V. Pokorny as a thinker and teacher %J Matematičeskoe obrazovanie %D 2020 %P 2-8 %V 96 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MO_2020_96_4_a0/ %G ru %F MO_2020_96_4_a0