%0 Journal Article %A R. Z. Gushel' %T Problems of mathematics and mathematical education at the XIII-th congress of russian naturalists and physicians in Tiflis, 1913 %J Matematičeskoe obrazovanie %D 2013 %P 57-61 %V 67 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MO_2013_67_3_a4/ %G ru %F MO_2013_67_3_a4